JWST discovers Zhúlóng, the earliest Milky Way-like galaxy, 800 million years after the Big Bang explosion occurred.

A triple planetary conjunction is lighting up the skies with a “smiley face” on April 25, thanks to Venus, Saturn and the ...

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

"What makes Zhúlóng stand out is just how much it resembles the Milky Way—both in shape, size and stellar mass," said the ...

Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

Dark sky hunting has become one of the biggest movements in travel, says Alicia Miller. And with International Dark Sky Week ...

Above the great sheath of stars that defines the ship’s keel is a ragged circle of stars. That’s Vela the Sails, though there ...

Yet for all the new data, questions abound. What triggers these bacteria to glow en masse? Why do milky seas mostly occur in specific regions?

Anza-Borrego Desert State Park "became the world's second IDA International Dark Sky Community in 2009"; other California ...

"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...

Astrotourism is on the rise; here's where to experience it.

The International Space Station recently shared captivating night photos of Earth from orbit, showcasing the planet's beauty.