Puerto Rico's Arecibo Observatory is the home of the second-largest radio telescope in the world. It's also home to cats — lots of cats.
New virtual reality apps from NASA let users take space selfies and visit a cool star system that has seven Earth-size exoplanets.
Within the past couple of days, some media outlets have reported that a "potentially dangerous" asteroid will come "dangerously close" to Earth on Tuesday (Aug. 28) — but unfortunately for sensationalists, this is not true.
The most accomplished planet-hunting instrument of all time has shut its eagle-sharp eyes once again.
On Monday (Aug. 20), SpaceX installed an astronaut walkway at Launch Pad 39A at NASA's Kennedy Space Center in Florida, the jumping-off point for SpaceX's Crew Dragon spaceship.