The spacecraft-taken image shows interstellar comet 3I/ATLAS shedding gas and dust and offers new insights into the visitor.

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from the a European Space Agency orbiter on its ...

Could Comet C/2026 A1 (MAPS) be the next "Great Comet"? Discovered in January, this sungrazing comet may be visible in broad daylight this April.

Before we say goodbye to our interstellar visitor, another close encounter is on its way. This one could be course-altering.

The newly discovered object dubbed the Great Comet of 2026 may become visible to the naked eye during its close solar pass in April.

What happens as the rarest visitors of the Solar System come faster than the sky can be observed? The only third object in interstellar known to have passed through the environs of the Sun was Comet ...

NASA’s SPHEREx telescope detected water vapor and carbon-rich molecules from the interstellar comet 3I/ATLAS after it ...

Most people think a comet’s tail trails behind it like smoke from a rocket—but that’s not what actually happens. In reality, comet tails are pushed away from the Sun by radiation and solar wind, ...

This newly discovered comet C/2026 A1 (MAPS), a rare Kreutz sungrazer, could blaze brightly in early April — or it could disintegrate entirely. Here's what to know.

A newly discovered comet has astronomers excited, with the potential to be a spectacular sight in early April. C/2026 A1 (MAPS) was spotted by a team of four amateur astronomers with a remotely ...