I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

Scientists Believe an Asteroid Might Crash Into the Moon in 2032, a Once-in-5,000-Year Event A recently discovered asteroid ...

It ultimately was successful, with NASA correctly predicting that it is possible to redirect celestial objects. The asteroid known as Dimorphos was approximately the size of the Great Pyramid of Giza, ...

Bitcoin can't ever experience the same type of problem. On that note, 16 Psyche, an asteroid orbiting between Mars and Jupiter, is estimated to contain between $10 quintillion and $700 quintillion ...

In our analysis this week, we look at how NASA's proposed budget would slash the agency's science division by nearly 50%.

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Dubbed 3I/ATLAS, it is blazing through our cosmic cul-de-sac at truly awe-inspiring speeds between the main asteroid belt and ...

NASA's DART mission successfully altered Dimorphos' orbit, but the impact unleashed over 100 boulders, significantly boosting ...

In the almost three years since NASA proved that it could successfully deflect an asteroid, we’ve learned a lot about these ...

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.