A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and ...

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

It’s known for its bright and fast-moving shooting stars resulting from Halley’s comet, the most famous comet of all, which ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

One of the oldest known meteor showers, the Lyrids, will peak in the very early hours of Tuesday, April 22, when around 18 “shooting stars” are expected each hour.

Skywatchers throughout the Northern Hemisphere are enjoying views of the newly discovered Comet SWAN.

Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time? Researchers show that this is not due to the random pull of the planets, but rather the ...

Initial observations suggest the comet, called C/2025 F2 (SWAN), will continue getting brighter as it approaches the sun.

New research suggests meteor showers are so unpredictable due to the Sun’s own motion around the solar‑system barycenter.

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system ...

Credit: Michael Jäger/Gerald Rhemann An amateur astronomer has discovered a bright green comet dive-bombing toward the inner ...

The newly discovered comet, C/2025 F2 (SWAN), is racing toward the Sun, and it may not survive its closest approach.