NASA's historic Artemis 1 moon mission will launch Wednesday. Here's how to watch

Artemis launch delay is the latest of many NASA scrubs and comes from hard lessons on crew safety

NASA Astronauts Begin Spacewalk for Solar Array Work on Space Station

[NASA Webb Telescope] In May, a dust-sized micrometeoroid hit to Webb’s mirror was larger than tested for. After careful analysis, we've found it to be a rare statistical event. Webb’s optical performance remains twice as good as requirements.