There are thousands upon thousands of questions related to the topic of astronomy, from the basics of the science to the ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

Vice Adm. Jan Christian Kaack said the sabotage had involved "more than one unit" and warned of attempted break-ins at German ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

Scientists at NASA for the first time have been able to observe the make up of Pluto and other small and icy celestial bodies ...

Dave Limp tells Commercial Space Conference attendees what it's going to take to get back to the Moon and eventually Mars via ...

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha Centauri's location and path are shown by a yellow star and a solid blue line ...

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YR4, potentially larger than the Statue of Liberty, has a slight chance of colliding with Earth in 2032. Is it too late to prepare?