The interstellar comet 3I/ATLAS, racing through our solar system at unprecedented speeds, has ignited a fascinating debate ...

NASA is tracking an object that is entering the solar system at approximately 245,000 km/h. This interstellar visitor is ...

This newly discovered comet could soon glow bright enough for the naked eye as it sweeps through October's morning and ...

Interstellar comet 3I/ATLAS has caught the interest of astronomers and amateur enthusiasts alike as just the third object to ...

NASA's Hubble Space Telescope has calculated the size of a massive comet nucleus observed last year, and it's the largest ever spotted, measuring 80 miles across —about twice the width of Rhode ...

Hale-Bopp became known as the "great comet" after the previous "great comet of 1811". That comet was visible to the naked eye ...

A comet that is three times the size of Mount Everest has exploded in space and is now hurtling towards Earth, astronomers have revealed. It won't actually hit us, but may be visible to the naked ...

“The Devil Comet” — a rare galactic phenomenon the size of Mount Everest that can only be seen by humans about every 70 years — may soon be visible with the naked eye as it barrels toward Earth.