The Comet 1 airliner roared into the air— and into history—on 20,000 pounds of thrust from its four De Havilland Ghost jet engines. For the first time ever, a jet-propelled aircraft was ...

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 ...

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 ...

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 ...

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 ...

A new comet is visible in sky, C/2025 F2 (SWAN), and can be discovered low in the east just before the dawn twilight. It is situated just within the well-known star pattern, or asterism ...

The comet was first spotted by an amateur astronomer looking through SOHO spacecraft data. The newly discovered comet is already putting on a show for amateur astronomers with telescopes at the ready.

Keep an eye on the sky this weekend … you might see a comet. A newly discovered comet, nicknamed SWAN25F, will be visible in Maryland this weekend before sunrise, according to the Planetary Society.