Alas, ISEE-3 spacecraft, we almost caught you.
Plenty of astronauts practice spacewalks in the water, but a crew currently living in an underwater lab plans to introduce a surprising twist to its aquatic excursions: They will create a 10-minute...
Our understanding about the universe and our place in it has changed over time.
Less than a year from now, NASA's New Horizons spacecraft will make the first-ever visit to Pluto, potentially revolutionizing scientists' understanding of the dwarf planet.
Apollo 11 was four minutes into its landing sequence when the terse words of its commander, Neil Armstrong, came from the speaker in Mission Control: "Program alarm."
When American astronauts make the next "giant leap" by launching to Mars, they will bring with them a memento from the first moon landing 45 years ago.
Having scaled the heights of Earth with the world's tallest tower, the United Arab Emirates is now aiming for the stars, or just a little bit closer, with an ambitions trip to Mars.
The International Space Station accepted a fresh delivery of goods Wednesday.
The Federal Aviation Administration's (FAA) office of Commercial Space Transportation has published a "Record of Decision" giving approval for a SpaceX Texas Launch Site in Cameron County, Texas.
A commercial cargo ship rocketed toward the International Space Station on Sunday, carrying food, science samples and new odor-resistant gym clothes for the resident crew.