NEW YORK — (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, ...

Pope Francis leaves after celebrating the Palm Sunday's mass in St. Peter's Square at the Vatican, 2 April, 2023 ...

Longtime NASA astronaut Don Pettit is set to return from his fourth trip to space on Saturday night. Here are some of his ...

Fast-moving and bright meteors are marks of the spring's annual Lyrid meteor shower. A few of them could be the ultra-bright ...

Many Floridians have had bizarre encounters with alligators — but this one might take the cake. A Sunshine State resident ...

K2-18b is a little over 120 light-years from Earth — on a galactic scale, this world is practically in our backyard.

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.