June 24, 2025 NASA’s NICER (Neutron star Interior Composition Explorer), an X-ray telescope on the International Space Station, has paused observations due to a problem...
A black hole has blasted out a surprisingly powerful jet in the distant universe, according to a study from NASA’s Chandra X-ray Observatory. X-ray: NASA/CXC/CfA/J....
2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) How big is space? Space is really big. Thinking about our solar system, let’s...