A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

It’s known for its bright and fast-moving shooting stars resulting from Halley’s comet, the most famous comet of all, which ...

Enjoy dark skies for evening observing, then catch a meteor shower and a planetary conjunction in the morning sky this week.

There's significant questions about whether biosignature that the astronomers detected on the exoplanet is actually a sign of ...

NASA’s James Webb Space Telescope detected an intriguing compound in the atmosphere of the exoplanet K2-18 b, but scientists ...

The two gases were found in an alien planet's atmosphere that on Earth are produced only by biological processes ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and ...