First a lightning storm, then problems with launch tower fans led to snags with a countdown and propellant loading intended as practice for the rocket’s launch.
NASA recently announced that it had detected more than 5,000 exoplanets, so we asked astronomers, actors and an astronaut to share their favorite worlds orbiting distant stars.
Although the U.S. and Russia have halted cooperation in many areas over the invasion of Ukraine, they’ve continued to work together aboard the International Space Station.
The agency will seek bids for future lunar landing spacecraft from companies other than SpaceX, which won the first contract to return American astronauts to the moon.
An asteroid hunter detected the small object two hours before it crashed into the sea near Greenland, a sign of the growing sophistication of NASA’s planetary defense system.