The Universe is a Big Place

by

Our Universe May Be One Of Many

The Universe is all of space and time (spacetime) and its contents, which includes planets, moons, stars, galaxies, the contents of intergalactic space and all matter and energy. While the size of the entire Universe is still unknown, it is possible to measure the observable universe.

The earliest scientific models of the Universe were developed by ancient Greek and Indian philosophers and were geocentric, placing Earth at the centre of the Universe. Over the centuries, more precise astronomical observations led Nicolaus Copernicus to develop the heliocentric model with the Sun at the centre of the Solar System. In developing the law of universal gravitation, Sir Isaac Newton built upon Copernicus’s work as well as observations by Tycho Brahe and Johannes Kepler’s laws of planetary motion.

Further observational improvements led to the realization that our Solar System is located in the Milky Way galaxy, which is one of many galaxies in the Universe. It is assumed that galaxies are distributed uniformly and the same in all directions, meaning that the Universe has neither an edge nor a center. Discoveries in the early 20th century have suggested that the Universe had a beginning and that it is expanding at an increasing rate. Roughly eighty percent of mass in the Universe appears to exist in an unknown form called dark matter which cannot be directly observed.

“The cosmos is all that is or ever was or ever will be. Our feeblest contemplations of the Cosmos stir us— there is a tingling in the spine, a catch in the voice, a faint sensation, as if a distant memory, or falling from a height. We know we are approaching the greatest of mysteries.”

— Carl Sagan, Astronomer

The Big Bang Theory

The Big Bang theory is the prevailing cosmological description of the development of the Universe. Under this theory, space and time emerged together 13.799±0.021 billion years ago with a fixed amount of energy and matter that has become less dense as the Universe has expanded. After the initial expansion, the Universe cooled, allowing the first subatomic particles to form and then simple atoms. Giant clouds later merged through gravity to form galaxies, stars, and everything else seen today. It is possible to see objects that are now further away than 13.799 billion light-years because space itself has expanded. This means that objects which are now 46 billion light years away can still be seen in their distant past, because at that time they were much closer to us.

There are many competing hypotheses about the ultimate fate of the universe and about what, if anything, preceded the Big Bang, while other physicists and philosophers refuse to speculate, doubting that information about prior states will ever be accessible. Some physicists have suggested various multiverse hypotheses, in which the Universe might be one among many universes that likewise exist.

3,197 thoughts on “The Universe is a Big Place”

  1. If you want to use the photo it would also be good to check with the artist beforehand in case it is subject to copyright. Best wishes. Aaren Reggis Sela

  5. If you want to use the photo it would also be good to check with the artist beforehand in case it is subject to copyright. Best wishes. Aaren Reggis Sela

  6. I every time used to study paragraph in news papers but now as I am a user of net so from now I am using net for articles, thanks to web. Bonnee Neddie Foss

  11. Hi, of course this piece of writing is actually good and I have learned lot of things from it on the topic of blogging. Tara Drud Thorma

  15. I love making things from scratch for cooking. This pumpkin puree will help in a lot way to making recipes this fall. Brina Westley Genevra

  17. Duis arcu tortor, suscipit eget, imperdiet nec, imperdiet iaculis, ipsum. Sed aliquam ultrices mauris. Integer ante arcu, accumsan a, consectetuer eget, posuere ut, mauris. Carmela Grannie Alvan

  18. I blog frequently and I genuinely appreciate your information. This article has really peaked my interest. I am going to book mark your website and keep checking for new details about once per week. I subscribed to your RSS feed as well. Waneta Tomaso Birecree

  20. After going over a number of the blog articles on your site, I truly like your way of blogging. I bookmarked it to my bookmark webpage list and will be checking back in the near future. Please visit my web site too and let me know what you think.| Vikki Nikolaos Duarte

  22. excellent issues altogether, you just gained a logo new reader. What would you recommend in regards to your post that you simply made some days ago? Any certain? Brynna Kermie Garfield

  23. Hey there. I found your blog by the use of Google whilst looking for a similar topic, your site came up. It seems good. I have bookmarked it in my google bookmarks to visit then. Tammara Royal Socrates

  24. Insya Allah bosquuu semoga masih ada umur dan sehat wal afiat, panjang umur, sehat ,banyak amal keluarga sejahtera, istri solehah anak-anak berbaki dan banyak temen baik hahahhaha lengkaplah, Cassi Nate Stultz

  25. I like the helpful information you provide in your articles. I will bookmark your weblog and check again here frequently. I am quite sure I will learn lots of new stuff right here! Best of luck for the next! Loella Omero Boar

  32. A formidable share, I just given this onto a colleague who was doing slightly analysis on this. And he the truth is bought me breakfast because I discovered it for him.. smile. So let me reword that: Thnx for the treat! But yeah Thnkx for spending the time to discuss this, I really feel strongly about it and love studying more on this topic. If attainable, as you turn out to be expertise, would you mind updating your blog with more details? It’s highly useful for me. Huge thumb up for this blog post!

  33. Can I simply say what a relief to search out someone who truly knows what theyre speaking about on the internet. You undoubtedly know tips on how to bring a difficulty to mild and make it important. More folks have to learn this and perceive this facet of the story. I cant believe youre not more fashionable since you definitely have the gift.

  35. I found your weblog web site on google and verify a number of of your early posts. Continue to maintain up the excellent operate. I just further up your RSS feed to my MSN Information Reader. Looking for forward to reading more from you afterward!?

  37. I抦 impressed, I must say. Actually not often do I encounter a blog that抯 both educative and entertaining, and let me tell you, you may have hit the nail on the head. Your thought is outstanding; the problem is something that not enough individuals are talking intelligently about. I am very completely satisfied that I stumbled throughout this in my seek for something relating to this.

  38. Aw, this was a very nice post. In idea I wish to put in writing like this moreover ?taking time and actual effort to make a very good article?however what can I say?I procrastinate alot and under no circumstances seem to get one thing done.

  39. I抎 should test with you here. Which is not one thing I often do! I take pleasure in reading a publish that will make individuals think. Additionally, thanks for allowing me to remark!

  42. That is the best weblog for anybody who wants to search out out about this topic. You notice so much its almost hard to argue with you (not that I truly would want匟aHa). You positively put a new spin on a subject thats been written about for years. Nice stuff, just nice!

  43. Nice post. I be taught one thing more challenging on completely different blogs everyday. It would all the time be stimulating to read content material from different writers and apply a little one thing from their store. I抎 prefer to use some with the content material on my blog whether you don抰 mind. Natually I抣l give you a link in your internet blog. Thanks for sharing.

  44. Youre so cool! I dont suppose Ive learn anything like this before. So nice to find anyone with some authentic ideas on this subject. realy thank you for starting this up. this web site is one thing that’s needed on the web, someone with slightly originality. helpful job for bringing one thing new to the internet!

  45. Youre so cool! I dont suppose Ive read anything like this before. So good to find someone with some authentic ideas on this subject. realy thank you for starting this up. this web site is something that’s wanted on the net, somebody with a little originality. helpful job for bringing something new to the web!

  47. I discovered your weblog website on google and examine a number of of your early posts. Proceed to keep up the superb operate. I just extra up your RSS feed to my MSN Information Reader. Seeking forward to studying more from you in a while!?

  48. It抯 onerous to seek out knowledgeable folks on this subject, however you sound like you recognize what you抮e talking about! Thanks

  49. Aw, this was a really nice post. In idea I want to put in writing like this additionally ?taking time and actual effort to make an excellent article?but what can I say?I procrastinate alot and on no account seem to get one thing done.

  51. This web site is known as a walk-by way of for all of the information you wanted about this and didn抰 know who to ask. Glimpse right here, and also you抣l positively discover it.

  53. I抦 impressed, I have to say. Really rarely do I encounter a weblog that抯 both educative and entertaining, and let me tell you, you might have hit the nail on the head. Your concept is excellent; the difficulty is one thing that not enough individuals are talking intelligently about. I am very pleased that I stumbled across this in my search for something referring to this.

  59. When I originally commented I clicked the -Notify me when new feedback are added- checkbox and now every time a remark is added I get 4 emails with the identical comment. Is there any method you can remove me from that service? Thanks!

  62. A formidable share, I just given this onto a colleague who was doing just a little evaluation on this. And he in fact bought me breakfast because I discovered it for him.. smile. So let me reword that: Thnx for the treat! But yeah Thnkx for spending the time to debate this, I feel strongly about it and love studying extra on this topic. If potential, as you turn out to be expertise, would you thoughts updating your blog with more details? It is extremely helpful for me. Massive thumb up for this blog submit!

  63. Spot on with this write-up, I really think this website wants rather more consideration. I抣l probably be once more to learn much more, thanks for that info.

  65. There are some fascinating deadlines on this article however I don抰 know if I see all of them heart to heart. There’s some validity but I will take hold opinion until I look into it further. Good article , thanks and we want more! Added to FeedBurner as well

  67. I found your blog site on google and check just a few of your early posts. Proceed to keep up the superb operate. I just extra up your RSS feed to my MSN Information Reader. Searching for ahead to studying more from you later on!?

  68. Very rapidly this web page will be famous amid all blog viewers, due to it’s nice articles
    It’s amazing designed for me to have a website,which is beneficial for my knowledge. thanks admin
    Article writing is also a fun, if you be familiar with after that you can write if not it is complex to write.

  70. There are some interesting cut-off dates on this article but I don抰 know if I see all of them middle to heart. There is some validity however I will take hold opinion until I look into it further. Good article , thanks and we would like more! Added to FeedBurner as well

  71. Aw, this was a very nice post. In thought I would like to put in writing like this moreover ?taking time and actual effort to make a very good article?but what can I say?I procrastinate alot and certainly not appear to get something done.

  72. My friend just did something insane.

    I’ll explain what in a second, but first let me explain the context:

    My friend created a system that has already helped his students generate $87,831,489
    online.

    Just click here to grab your copy! >>> https://bit.ly/358N0nr

  73. Just wanna remark that you have a very nice web site , I like the layout it actually stands out.
    magnificent post, very informative. I wonder why the other experts of this sector do not notice this. You should continue your writing. I’m sure, you have a great readers’ base already!

  74. I visited several sites except the audio feature for audio songs present at this site is in fact excellent.
    Thanks for sharing your thoughts. I really appreciate your efforts and I will be waiting for your further write ups thank you once again.

  75. I used to be very happy to search out this web-site.I wished to thanks for your time for this excellent read!! I undoubtedly having fun with every little bit of it and I have you bookmarked to take a look at new stuff you blog post.

  76. An interesting discussion is value comment. I feel that you must write extra on this topic, it may not be a taboo subject however usually individuals are not enough to talk on such topics. To the next. Cheers

  77. I am usually to running a blog and i really recognize your content. The article has really peaks my interest. I am going to bookmark your website and maintain checking for brand spanking new information.

  78. Howdy! I simply would like to give a huge thumbs up for the good data you will have right here on this post. I will be coming back to your blog for more soon.

  79. Nice post. I be taught one thing more difficult on different blogs everyday. It should always be stimulating to learn content material from other writers and observe a bit one thing from their store. I抎 want to make use of some with the content material on my blog whether you don抰 mind. Natually I抣l give you a link on your internet blog. Thanks for sharing.

  80. I抎 need to examine with you here. Which is not something I often do! I get pleasure from studying a publish that may make folks think. Additionally, thanks for allowing me to comment!

  81. The next time I learn a blog, I hope that it doesnt disappoint me as a lot as this one. I mean, I know it was my option to learn, however I really thought youd have one thing attention-grabbing to say. All I hear is a bunch of whining about something that you may repair in the event you werent too busy looking for attention.

  82. The subsequent time I read a weblog, I hope that it doesnt disappoint me as a lot as this one. I mean, I do know it was my choice to read, but I really thought youd have something attention-grabbing to say. All I hear is a bunch of whining about something that you possibly can repair if you werent too busy searching for attention.

  83. The subsequent time I read a blog, I hope that it doesnt disappoint me as much as this one. I mean, I do know it was my choice to read, but I truly thought youd have something interesting to say. All I hear is a bunch of whining about one thing that you could possibly repair should you werent too busy searching for attention.

  84. This is the correct weblog for anybody who needs to find out about this topic. You notice a lot its virtually onerous to argue with you (not that I truly would want匟aHa). You positively put a new spin on a topic thats been written about for years. Great stuff, simply great!

  85. A powerful share, I just given this onto a colleague who was doing a little bit evaluation on this. And he actually purchased me breakfast because I found it for him.. smile. So let me reword that: Thnx for the treat! But yeah Thnkx for spending the time to debate this, I feel strongly about it and love reading extra on this topic. If attainable, as you grow to be experience, would you thoughts updating your weblog with more particulars? It is highly useful for me. Huge thumb up for this weblog post!

  86. Can I just say what a reduction to search out somebody who really knows what theyre talking about on the internet. You definitely know methods to deliver an issue to gentle and make it important. More folks must learn this and understand this facet of the story. I cant consider youre not more widespread because you positively have the gift.

  88. I’m often to running a blog and i actually admire your content. The article has really peaks my interest. I am going to bookmark your web site and maintain checking for new information.

  89. When I originally commented I clicked the -Notify me when new feedback are added- checkbox and now every time a remark is added I get 4 emails with the identical comment. Is there any approach you’ll be able to take away me from that service? Thanks!

  90. A formidable share, I simply given this onto a colleague who was doing a bit analysis on this. And he in actual fact bought me breakfast because I found it for him.. smile. So let me reword that: Thnx for the deal with! But yeah Thnkx for spending the time to discuss this, I feel strongly about it and love reading more on this topic. If attainable, as you develop into expertise, would you mind updating your blog with extra particulars? It is extremely useful for me. Big thumb up for this weblog submit!

  93. Can I simply say what a reduction to find someone who actually is aware of what theyre speaking about on the internet. You undoubtedly know how to carry a problem to mild and make it important. Extra people need to read this and understand this side of the story. I cant believe youre no more common because you definitely have the gift.

  95. After study just a few of the blog posts on your website now, and I actually like your manner of blogging. I bookmarked it to my bookmark web site list and shall be checking back soon. Pls take a look at my website as properly and let me know what you think.

  106. I must thank you for the efforts youve put in penning this site. I am hoping to check out the same high-grade blog posts by you in the future as well. In fact, your creative writing abilities has motivated me to get my very own blog now 😉

  111. Hi, this weekend is pleasant in support of me, because this moment i am reading this fantastic educational article here at my home. Maynard Ramadanovic

  119. A group of men came into the tent, each in the same dress, but with one clearly more ornate armour that the others. The men took turns talking to this man, who seemed to be their leader. He pointed to some of the maps, describing something about them or something he wanted done. The servant came in and distributed drinks then stood in the corner of the room waiting. The leader then gave a small speech in their incomprehensible tongue then all the men drank from their cups in unison then made a formal gesture of bowing. When showing this sign of respect, she heard the nearest utter the word �Khan� and then they all left, save the leader and his servant. She realised this must be histent and he must be the Khan.

  249. For most recent news you have to visit world-wide-web and on world-wide-web I found this website as a most excellent site for most recent updates. Shaun Stoeber

  255. מחפשים עיסוי אירוטי, מסאז למבוגרים בקריית טבעון?

    תוכלו לבקש סוגי מסאג’ שונים, תוכלו לבקש מסאג’ רגיל ופשוט או לשלב בו קצת מגע אירוטי, הכל
    יעשה לפי בחירתכם ופתיחותכם.

    מקומות רבים מציעים חדרים דיסקרטיים בתשלום לפי שעה כאשר שם תוכלו לבלות יחד למספר שעות בלי הפרעות, בלי טלפונים רק אתם ובן
    או בת זוגכם ולשלב חוויה אינטימית וחושית שלכם בלבד או ביחד עם מסאג’ מפנק במיוחד
    על פי מה שתבקשו. על פי חוק של רשעות, לרוב זה גדל רזה כל:
    הפנים, החזה, אפילו הירכיים עשוי לרדת, אבל כאן הבטן יישאר זהה.

    כמו כן, שלא בדומה לפורטלים האחרים
    כאן תוכלו למצוא פורטל שמרענן את המידע
    מדי יום ומעדכן באופן שוטף אמין
    ובעיקר נכון ולאחר בדיקה
    בכדי לתת לכם את המענה הטוב והנכון ביותר לצרכים שלכם.
    כמו כן, תוכלו לבקש את הזמן האידיאלי שלכם
    למסאג’ ולאחר מכן לנוח. מכן המטופל
    מנקה את שאריות הפילינג ומגופו ומקבל עיסוי עדין
    להחדרת שמני הארגן בכל הגוף. מעבר לכך, עיסוי אירוטי נשען על אינטראקציה
    בין המעסה לבין הלקוח. מעבר לכך שהצלצול בעצמו מפריע לכם ושובר את האווירה, הרי שגם סביר ותעסיקו את עצמכם בשאלה מי מחפש אתכם וכך תהיו טרודים.