What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the Na | Space ...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...

The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

NASA confirms the arrival of 3I/ATLAS, the third interstellar object. The ATLAS project spotted it in June 2025. Its speed and trajectory confirm it's not bound by the Sun. Scientists are eager to ...

NASA spotted a foreign object, 3I/ATLAS, speeding toward the inner solar system at 135,000 mph. Harvard expert Avi Loeb believes it may be an alien spacecraft. Scientists debate its origin, with NASA ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

Ax-4’s private astronauts wrap up a two-week science mission aboard the ISS. Led by Peggy Whitson, the crew returns with 580 lbs of samples and over 60 experiments completed.

Love Island USA Season 7 finale is around the corner as the season ends on Sunday, July 13. The finale airs at 9 p.m. ET on ...

View the latest 3i Group PLC (III) stock price, news, historical charts, analyst ratings and financial information from WSJ.

Earth’s rotation will speed up slightly on July 9, 22, and August 5, shortening each day by over a millisecond.