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 pass Earth safely on 19 December, giving astronomers a rare chance to study a visitor ...

The interstellar comet discovered this summer could be visible this week as it makes one last pass near our planet.

Satellites have come a long way in the last couple years, and what you learned about them in school is likely far different ...

The rare interstellar comet 3I/ATLAS is making its closest approach to Earth this week at a safe 167 million miles.

While alien hunting is often associated with tinfoil hats and flying saucers, the Search for Extraterrestrial Intelligence ...

The direction, distance and motion of the comet through the sky during its closest approach could have made it seem like it ...

Orbiting in reverse around Neptune, Triton is a cosmic rebel with a secret past. This video dives into the evidence that suggests this giant moon was not born around the blue planet but was violently ...

The ash plume disrupted flights as far away as India.

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

There are 34 people running for Florida governor next year to replace Ron DeSantis, so far. Here's what to know.

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