Zhang Lu matched Chen Dong's tally of six spacewalks as he and crewmate Wu Fei completed a seven-hour excursion outside China's space station.

Learn about the surprising surface of Asteroid Bennu, loaded with boulders and cracks that have caused it to experience rapid ...

A century after Robert Goddard’s first-ever launch of a liquid-fueled rocket, two NASA experts weigh in on what his legacy ...

In a happy twist of fate, NASA's Hubble Space Telescope witnessed a comet in the act of breaking apart. The chance of that happening while Hubble watched is extraordinarily minuscule. The findings are ...

Four uncrewed lunar lander missions are set for 2026, paving the way for NASA's Artemis program to return humans to the moon.

NASA administrator Jared Isaacman just urged the president to 'make Pluto great again'—but Trump doesn't have the power to do ...

NASA's giant moon rocket will soon be rolled back to the launch pad in Florida ahead of the Artemis 2 launch in April. Here's ...

Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs that both delight and alarm people.

Scientists have simulated the formation of a giant crater on Asteroid 16 Psyche to predict what the space rock looks like on the inside. Nasa's Psyche mission, arriving in 2029, will finally reveal ...

A 7-ton meteor that sped across the Cleveland sky at 45,000 miles per hour on Tuesday before breaking apart in a thunderous ...

Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action via executive order.

A massive crater on asteroid Psyche may hold the key to whether it’s a lost planet’s core or something more complex. New simulations suggest NASA’s upcoming mission could finally solve the mystery.