Two rocket launches from California within a week? That's the plan as SpaceX gears up for another Starlink mission after a slow start to the month.

Two rocket launches from California within a week? That's the plan as SpaceX gears up for another Starlink mission after a ...

Earth could be due a few extraterrestrial visitors, claims one Harvard professor, who has been watching an unexplained object flying through the universe heading to our planet ...

The ghostly light, which was triggered by a rocket reentry, sailed across the night sky as skywatchers across the U.S. looked ...

No one knows where the comet came from. It’s like glimpsing a rifle bullet for a thousandth of a second,” said David Jewitt, ...

NASA's Hubble Space Telescope has captured an image of interstellar comet 3I/ATLAS moving through the solar system at 130,000 ...

When an unidentified interstellar object several miles wide comes hurtling through our solar system at 37 miles a second, the ...

SpaceX's path to liftoff could be easier now that President Trump is easing regulations on commercial rocket launches.

Mars will be visible “in the west for about an hour after the sky starts to darken” — the only planet that is not part of ...

This week, astronomers have documented the occurrence of an unprecedented stellar death unlike anything seen before.

The newly confirmed supermassive black hole at the heart of CAPERS-LRD-z9 is known as an active galactic nucleus (AGN), the ...