Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...

A Mars spacecraft has now been AWOL for more than a month. But NASA hasn't given up hope of restoring contact with the MAVEN ...

The third known visitor from interstellar space, comet 3I/ATLAS, is putting on a show that plays out in high‑energy light ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

When an object from outside our star system zooms through our neighborhood in the solar system, it provides a rare ...

NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old ...

Scientists at NASA are intensifying observations of a massive interstellar comet that briefly vanished behind the Sun before ...

What you won’t see, though, are green ones. The reason for this is both a fault in the stars and in ourselves: we don’t see ...

For the 1st time in the history of the International Space Station, an astronaut experienced a health issue that required ...

After more than five months in space, four astronauts on a mission known as Crew-11 are about to cut their mission short and ...

As Earth passes through the debris trail of Comet 55P/Tempel–Tuttle, the night sky will light up with ten to 15 meteors per ...