A new study from researchers in Europe shows how habitable water worlds don't need to be just like Earth. The results may help expand the search for alien life.
Will Starship beat SLS to space? Will SLS beat Starship? With Starship's FAA approval, and SLS's multiple delays, it's SLS v Starship in a mini space race!
NASA is inviting you to help with its new project: Cloudspotting on Mars. The agency is trying to find out why Mars lost most of its once-thick atmosphere.