Comets | Page 5 of 22 | Astronomy.com

Robotic Spaceflight, Solar System

The breezes of Arrokoth may have rejuvenated the space rock’s surface

Visits to comets and asteroids may help reveal our cosmic origins

Halley’s Comet, Covid-19, and the history of ‘miracle’ anti-comet remedies

The comet that dazzled the world this July

Ask Astro: How do astronomers know if an object came from another star?

Photo gallery: Comet NEOWISE shines in the morning sky

Comet C/2020 F3 (NEOWISE) springs a naked-eye surprise

Hubble captures breakup of Comet ATLAS

Cosmic visitor ‘Oumuamua may have been ripped from an alien world

Comet ATLAS may soon be visible to the naked eye

Alien Life, Solar System

Could alien life hitchhike to Earth on space rocks from other stars?

Scientists chart the shifting colors of a comet’s “seasons”