What did the three astronauts do on the ISS this past week? Here’s an update from NASA on the research and activities on the International Space Station for October 17-21, 2011. Includes updates on the upcoming Progress and Soyuz launches.
Even though Venus and Earth are so-called sister planets, they're as different as heaven and…
The Gum Nebula is an emission nebula almost 1400 light-years away. It's home to an…
Earth is naked without its protective barrier. The planet's magnetic shield surrounds Earth and shelters…
No human being will ever encounter a black hole. But we can't stop wondering what…
The Sun is increasing its intensity on schedule, continuing its approach to solar maximum. In…
Does another undetected planet languish in our Solar System's distant reaches? Does it follow a…