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 ...

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

NASA’s James Webb Space Telescope has revealed the “Cosmic Owl,” a rare structure of two colliding ring galaxies.

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

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

Astronomers have recorded gravitational waves from the largest ever black hole collision detected. Two behemoths merged in a ...

NASA confirms the arrival of 3I/ATLAS, the third interstellar object. The ATLAS project spotted it in June 2025. Its speed ...

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

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

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