Russian Satellite Destroyed, Space Debris Threatens ISS

Seven astronauts on the International Space Station were forced to take shelter in their transport spacecraft early Monday (Nov. 15) … More

Trying To Understand Dark Matter

In the 1930s, a Swiss astronomer named Fritz Zwicky noticed that galaxies in a distant cluster were orbiting one another … More

NASA Selects Mission To Study Space Weather From Space Station

NASA has selected a new mission that will help scientists understand and, ultimately, forecast the vast space weather system around … More