The Hubble Space Telescope saw Comet 41P stop spinning completely, and then restart, but in the opposite direction.

The comet formed in a cold and distant part of the early Milky Way up to 12 billion years ago, putting it just under 2 ...

A comet discovered earlier this year is on a collision course with the sun, and if it holds together through the encounter, ...

Interstellar comet 3I/ATLAS will soon reach its closest distance to Earth, so this may be our last, best chance to see this rare object before it heads back out into the universe, never to return. One ...

The interstellar comet 3I/ATLAS was confirmed in July 2025 as the third known object to visit our solar system from interstellar space. Despite conspiracy theories, scientists say 3I/ATLAS shows all ...

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's ...

A newly discovered comet is rapidly brightening and could become visible from Earth — if it survives an extreme close ...

A new comet has been discovered by astronomers that could put on a pretty impressive sky show in the next few weeks. Officially called C/2026 A1 (MAPS), the object might even turn into an “Easter ...

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

A stray comet will make its closest approach to Earth today in one last hurrah before racing back toward interstellar space. Discovered over the summer, the comet known as 3I/Atlas will pass within ...

(CNN) — An interstellar comet first spotted passing through our solar system in July is beginning its departure from our corner of the universe — but first it will fly by Earth, and scientists are ...

The interstellar comet 3I/ATLAS makes its closest approach to Earth early Friday. Scientists have tracked the object since its July discovery and confirmed it is a comet, despite online speculation ...