The comet is now racing away from the sun following a close flyby on Jan. 20.

On February 17, the comet will make its closest approach to Earth from 94 million miles, roughly as far as the Sun.

This newly discovered comet C/2026 A1 (MAPS), a rare Kreutz sungrazer, could blaze brightly in early April — or it could ...

Comet C/2024 E1 has been photographed as it nears Earth - but even at its closest, it will still be 150 million kilometres away ...

Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets ...

Initial analysis suggested the nucleus was approximately 13.7 kilometers wide (roughly city-sized); however, researchers ...

Comet 3I/ATLAS was full-on erupting into space in December 2025, after its close flyby of the sun, causing it to significantly brighten. Even water ice was quickly sublimating into gas in ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

A newly discovered comet has astronomers excited, with the potential to be a spectacular sight in early April. C/2026 A1 ...

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...

New analysis on 2017 Hubble images of the Jupiter-family comet, 41P/Tuttle–Giacobini–Kresak (41P/TGK), indicates that the ...