Interstellar comet 3I/Atlas is set to reach its nearest point to the sun and Earth on Dec. 19. Here's what to know.

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth on December 19, and will be visible with binoculars ...

New laboratory studies could shed light on a rock containing potential signs of alien life that’s stranded on Mars ...

Radio astronomy has a pollution problem. Satellites thousands of kilometers overhead, designed to broadcast communications or ...

Britain’s Tim Peake has urged the US and China to work together on future moon missions, warning it would be “foolish” to ...

British astronaut Tim Peake has urged the US and China to de-escalate talk of a space race and instead return to the moon with a "spirit of collaboration." ...

After the arrival of the MS-28 spacecraft on Nov. 27, all eight docking ports on the International Space Station (ISS) were ...

Washington [US], November 21 (ANI): The International Space Station (ISS) has shared a new series of nighttime photographs showcasing major global cities illuminated after sunset, with Delhi included ...

Now, however, Stanford researchers have used artificial intelligence to steer a free-flying robot aboard the International ...

NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. Here's a look at the latest photo of the intriguing ...

We’ve been receiving calls into the WTOP Newsroom reporting phenomena in the skies that people can’t explain — but our space expert can.