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a photo 增加:
A Galaxy Far, Far Away
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一年多以前 by glelsey
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a wallpaper 增加:
Starry Sky
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一年多以前 by glelsey
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fan art 增加:
And in all that time...
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一年多以前 by glelsey
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a link 增加:
In 2022 we'll be able to watch an 1,800-year-old 星, 星级 collision
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一年多以前 by glelsey
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a link 增加:
Oldest known planet-forming circumstellar disc discovered
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一年多以前 by glelsey
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a comment was made to the poll:
Sun 或者 Moon!?
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一年多以前 by Nric
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a link 增加:
Stephen Hawking Publishes New Solution For Black Hole Paradox
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一年多以前 by glelsey
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an icon 增加:
Saturns 六边形, 内六角
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一年多以前 by glelsey
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a comment was made to the poll:
How many planets in the universe can possibly sustain life? Answer 由 commenting below.
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一年多以前 by glelsey
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a comment was made to the poll:
Do 你 think there might be a slight possibility that aliens may exist!!??
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一年多以前 by glelsey
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a comment was made to the wallpaper:
Planets
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一年多以前 by glelsey
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a link 增加:
Gravitational waves with precise measurements of rapidly rotating neutron 星, 星级
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一年多以前 by glelsey
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a question 增加:
does All the planets are rotating in the one same direction on the universe?
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一年多以前 by inversegravity
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a comment was made to the photo:
Planet of Solar system
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一年多以前 by inversegravity
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a comment was made to the poll:
Do u believe the universe is still ever expanding and with no limits as well as boundaries in sight? 总体, 整体 that the universe is endless and boundless?
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一年多以前 by inversegravity
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a pop quiz question 增加:
which the country is the best to astronomy?
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一年多以前 by inversegravity
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a poll 增加:
Do u believe the universe is still ever expanding and with no limits as well as boundaries in sight? 总体, 整体 that the universe is endless and boundless?
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一年多以前 by weirdalfan2788
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a comment was made to the poll:
Which is worst!!??
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一年多以前 by doctorgoku
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a comment was made to the poll:
Have any meteorite fallen in your country?
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一年多以前 by doctorgoku
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a comment was made to the pop quiz question:
Which is the farest planet from Earth in our solar system?
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一年多以前 by Gq1rf7
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a comment was made to the poll:
Fav. Planet??
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一年多以前 by IsabellaFanboy
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a comment was made to the fan art:
Alien planet transitioning its 星, 星级
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一年多以前 by E-Scope90
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an answer was added to this question:
What is it about the universe that interests you the most? Mine is the black hole, the absolute measure of gravity and power.
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一年多以前 by malandcar
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a comment was made to the pop quiz question:
how is a black hole formed?
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一年多以前 by islandprincess
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a question 增加:
What is it about the universe that interests you the most? Mine is the black hole, the absolute measure of gravity and power.
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一年多以前 by BeautifulBlaze
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a pop quiz question 增加:
Which moon(any moon we know of) is a most likely candidate for us to colonize?
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一年多以前 by kerodoro13
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a poll 增加:
How many planets in the universe can possibly sustain life? Answer 由 commenting below.
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一年多以前 by kerodoro13
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a comment was made to the link:
The Universe Season 4 Episode 7 Watch Online, Watch The Universe Season 4 Episode 7 Online
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一年多以前 by couchbummmm
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a pop quiz question 增加:
what is the biggest moon in the solar system?
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一年多以前 by justin154228
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a pop quiz question 增加:
Which is a dwarf planet?
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一年多以前 by justin154228
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a pop quiz question 增加:
how is a black hole formed?
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一年多以前 by 4ponies
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a pop quiz question 增加:
how is a supernova formed?
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一年多以前 by 4ponies
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a pop quiz question 增加:
is the moon esensul 4 life on earth?
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一年多以前 by 4ponies
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a pop quiz question 增加:
the 星, 星级 betelguse is in the 星, 星级 constellation...
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一年多以前 by 4ponies
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a pop quiz question 增加:
how many stars r in our solar system?
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一年多以前 by 4ponies
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a comment was made to the poll:
Which nebula is the best?
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一年多以前 by 4ponies
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