The best time to watch a meteor shower is in the early predawn hours when the moon is low in the sky. Competing sources of ...

It’s the largest piece of Mars ever found on Earth — a 54-pound (25-kilogram) meteorite that fetched more than $5 million at a New York auction last month, setting a world ...

Orbital refueling could unlock long-distance space travel, but microgravity and cryogenics make it one of aerospace's ...

The Perseids are one of the most anticipated meteor showers of the year, known for their fast-moving fireballs.

The best time to watch a meteor shower is in the early predawn hours when the moon is low in the sky. Competing sources of ...

Despite journeys around the moon and becoming one of the nation’s most-acclaimed astronauts, he was just a regular guy.

The annual Perseid Meteor shower peaks this week as the Earth passes through the debris trail of the Comet Swift-Tuttle.

A waning gibbous moon will impact viewing the shooting stars, but the famous meteor shower is still worth observing ...

On the night of Tuesday, August 12, we reach the deepest, most concentrated part of that stream. This is when the Perseids ...

An ankle sprain on Mars? An earache on the Moon? NASA and Google are building a proof-of-concept AI medical assistant ...

(CNN) — Famed NASA astronaut Jim Lovell, who commanded the harrowing Apollo 13 mission that was forced to abandon a lunar landing attempt in 1970, has died. He was 97. Lovell died on August 7 in Lake ...