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Giveaway Enter to win this Crew-3 Prize Pack!

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Replies: 68

Views: 2K

Forum Feedback & Competitions Today at 4:53 AM

josefnspace

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Dimensions, Flows, Of Time And Light-Time

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Replies: 0

Views: 25

Cosmology Today at 1:07 PM

Atlan0101

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Sticky

Giveaway We're giving away a Scale model of Endeavour!

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Replies: 81

Views: 4K

Forum Feedback & Competitions 43 minutes ago

Capt. JB

Sticky

Feature Join us for Space Chat every Friday!

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Replies: 28

Views: 404

Forum Feedback & Competitions Yesterday at 11:03 PM

suneritz

Sticky

NASA's Perseverance is exploring Mars! Come watch updates with us!

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Replies: 125

Views: 26K

Space Travel & SpaceX Today at 6:55 AM

serhiy1635

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if the universe and space was created at the moment of the big bang where did the big bang happen At the instan before the event there was nowhere a?

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Replies: 240

Views: 14K

Cosmology Yesterday at 8:28 PM

Harry Costas

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Roads on Mars?

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Replies: 34

Views: 2K

Our Solar System Sunday at 11:25 AM

stevegg

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The Future

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Replies: 0

Views: 74

Space Travel & SpaceX Today at 3:37 AM

Pineapple

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What exactly is nothing?

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Replies: 123

Views: 9K

Cosmology Sunday at 7:08 AM

voidpotentialenergy

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L

Unanswered thread

In a space mission, how many people are needed in the space vehicle?

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Replies: 4

Views: 118

Space Travel & SpaceX Yesterday at 6:20 PM

Liz

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Russia says 'software failure' caused thruster misfire at space station

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Replies: 4

Views: 124

Article Commentary 38 minutes ago

sam85geo

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Can anyone help me figure this out?

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Replies: 66

Views: 2K

Astronomy Yesterday at 11:47 AM

Catastrophe

Stargazing Betelgeuse will be visible as a Supernova in March of 2025

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Replies: 45

Views: 2K

Astronomy Monday at 3:25 PM

Stellarwest

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Signs of Glaciers on Mars?

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Replies: 3

Views: 91

Mars Today at 4:26 AM

Catastrophe

The truth is still out there: why the current UFO craze may be a problem of intelligence failings

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Replies: 2

Views: 103

Article Commentary Today at 12:38 PM

rod

Earth needs a Good Comet Deflector, why not reuse the International Space Station when its current useful life is over?

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Replies: 5

Views: 172

Asteroids & Comets Yesterday at 6:50 PM

Catastrophe

S

Question Supernova

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Replies: 7

Views: 190

Cosmology Yesterday at 5:18 AM

Catastrophe

S

Can a Black Hole "star" commit fusion, would the photons collect inside the star, would the photons degrade into something else?

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Replies: 138

Views: 8K

Cosmology Jul 19, 2021

Harry Costas

What do you think is the best Planet/Moon for human colonization?

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Replies: 120

Views: 8K

Astronomy Jul 21, 2021

Catastrophe

Hercules, the mighty strongman of the summer sky

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Replies: 1

Views: 20

Article Commentary Today at 12:36 PM

rod

Question How much more likely it would be that a meteorite or an asteroide would hit us if we didn't have a moon

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Replies: 11

Views: 370

Our Solar System Wednesday at 10:33 AM

RogergR

These 10 super extreme exoplanets are out of this world

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Replies: 4

Views: 90

Article Commentary Yesterday at 9:51 PM

rod

Blue Origin protest of NASA moon lander choice nixed by government agency

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Replies: 1

Views: 60

Article Commentary Yesterday at 6:50 PM

monkeyonmars

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Planet 10?

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Replies: 14

Views: 447

Astronomy Monday at 3:35 AM

Catastrophe

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Binoculars

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Replies: 2

Views: 2K

Telescopes, Star Charts, & Planetariums Jul 4, 2021

Garry Fay

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666+56856856

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Replies: 0

Views: 101

Space Travel & SpaceX Thursday at 10:40 PM

mnuyqs1

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Neutron Star

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Replies: 6

Views: 256

Cosmology Thursday at 3:52 AM

Lariliss

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The cause of Bigbang ?

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Replies: 139

Views: 7K

Cosmology Jul 16, 2021

Catastrophe

Space telescopes spot light 'echoing' from behind black hole for the first time

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Replies: 7

Views: 129

Article Commentary Thursday at 10:17 AM

Helio

Introduce yourself! (And show us your swag)

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Replies: 144

Views: 37K

Forum Feedback & Competitions Jul 10, 2021

Patrick fenex

Giveaway Have a Scary Space or Sci-fi Movie to Recommend?

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Replies: 23

Views: 17K

Forum Feedback & Competitions Jul 21, 2021

Catastrophe

Poll

Question Is there a 9th planet? If so, then how big, dense, and massive is it? What is its orbit around the sun and gravitational effect on the Solar System?

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Replies: 119

Views: 5K

Our Solar System Thursday at 7:27 PM

Catastrophe

Gravitationally Assisted Space Distorting Field Displacement Ship

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Replies: 10

Views: 475

Space Travel & SpaceX Thursday at 7:30 PM

Catastrophe

The meaning of absolute

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Replies: 71

Views: 3K

Forum Feedback & Competitions Jul 4, 2021

David-J-Franks

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Is it possible for us to discover habitable planets close to us?

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Replies: 89

Views: 8K

Astronomy Yesterday at 3:37 AM

Catastrophe

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Question How do we know that the universe started with a Big Bang?

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Replies: 87

Views: 5K

Cosmology Today at 10:52 AM

Catastrophe

Why does the Milky Way have spiral arms? New Gaia data are helping solve the puzzle

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Replies: 0

Views: 57

Article Commentary Yesterday at 10:13 AM

Admin

Watch NASA's Mars helicopter Ingenuity explore intriguing Raised Ridges in new video

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Replies: 2

Views: 50

Article Commentary Yesterday at 4:18 PM

Paul Hughen

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Do you believe in the possibility of life in other galaxies?

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Replies: 48

Views: 3K

Astronomy Jul 2, 2021

Catastrophe

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