Comet 3I/ATLAS is a visitor that will never call the solar system home. Identified on a one-way path that carries it in and ...

The interstellar comet 3I/ATLAS has shifted from a routine curiosity to a physics puzzle, as NASA and other teams report that ...

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 ...

A new comet was recently discovered that will be making an extremely close flyby of the Sun, which if it survives could make it visible during the day.

China's Tianwen 1 Mars orbiter has imaged the interstellar comet 3I/ATLAS during its close pass by the Red Planet, aiding global efforts to study the rare interstellar interloper. A series of photos ...

A new comet approaching the sun has caught the attention of astronomers, primarily because of its lineage. It appears to ...

Over the past 2,000 years, a series of spectacular comets have graced our skies. Without fanfare, they appear seemingly from ...

A newly discovered sungrazing comet C/2026 A1 is heading for a perilous close encounter with the Sun in April. If it survives ...

Comet C/2025 K1 (ATLAS) fragmented after its October 2025 solar approach, with telescope observations documenting multiple ...