A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

Newly-discovered comet SWAN25F is expected to reach peak brightness on May 1 and is predicted to be visible from Earth with ...

The comet is currently visible in the northern hemisphere, and UK skywatchers have already begun to spot it. The comet is ...

A few months ago, an asteroid created quite a buzz. At one point, asteroid 2024 YR4 had a 3.1% chance of hitting Earth, ...

NASA is actively working on planetary defence against asteroids that could threaten Earth. Their new documentary highlights efforts being made.

The comet can be seen with binoculars or a small telescope and may be visible to the naked eye later this month.

The space rock was reported on Dec. 27, 2024, to the Minor Planet Center, the official authority for observing and reporting new asteroids, comets and other small bodies in the solar system. The ...

The Minor Planet Center confirmed the discoveries on March 11. The team observed Saturn repeatedly between 2019 and 2021 and ...

Asteroid 2024 YR4 was first detected by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile and ...