The European Space Agency’s Hera mission and two satellites are on their way to survey the aftermath of NASA’s DART spacecraft, which intentionally hit an asteroid in 2022.
Here’s how it works. ESA's Jupiter Icy Moons Explorer (JUICE) is ultimately headed for the Jovian system, but on Aug. 20, it took a quick look at Earth. The spacecraft returned some very ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Engineers at NASA ...