There are a lot of reasons that a faster spaceship is a better one, and nuclear-powered rockets are a way to do this.
On July 2, 1985, the European Space Agency launched the Giotto space probe to get a close-up look at Halley's Comet. See how it happened in our On This Day in Space video series!
Two incredibly strange celestial objects whose discoveries trace, in part, to observatories at the summit of Maunakea now carry the peak with them in official names inspired by Hawaiian culture.
See what's up in the night sky for July 2020, including stargazing events and the moon's phases, in this Space.com gallery courtesy of Starry Night Software.
A tiny Chinese satellite in lunar orbit captured incredible images of a total solar eclipse over South America last year, thanks to commands from radio enthusiasts.
"Kerbal Space Program" launches into the ESA frontier today (July 1) with "Shared Horizons" and scientists are thrilled.
You can now get a taste of IMAX's new film about planetary defense, which is scheduled to be released in October.