Learn about new evidence that suggests life on Earth may have started with the help of molecules that were delivered by ...

The ultimate destination for the lunar and many other solar system samples is the astromaterials laboratory at Houston’s Johnson Space Center, where a technician examines particles of a comet ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. When a new comet ...

We have been moderately lucky with comets in the last several months. We had Comet Tsuchinshan-ATLAS last October shining across the sky for weeks, visible to the naked eye, having survived a ...

When a new comet appears in the sky, there is often excitement. But things don’t always end well for the ancient celestial objects, made of ice, frozen gases and rock, as they near the sun ...

It’s known for its bright and fast-moving shooting stars resulting from Halley’s comet, the most famous comet of all, which was last in the inner solar system in 1986 and is due back in 2061.

A disintegrated comet has left behind a glowing dust cloud—here’s how to spot it before it vanishes from the northern sky. Scottish journalist and lifelong sports fan who grew up in Edinburgh ...

A new comet, officially named C/2025 F2 (SWAN), is captivating astronomers and skywatchers alike. Discovered recently by an Australian amateur astronomer, Michael Mattiazo, this bright green comet ...

A newly-discovered comet is currently hurtling towards the sun and could be visible to UK stargazers. The unexpected comet is named C/2025 F2 (SWAN) after it was first spotted by through the SWAN ...