An exclusive interview with SpaceX’s safety officer delves into the post-flight review of the Falcon 9 test launch. Also this week, the final shuttle missions slip out and John Glenn enters debate about the space program’s future. Subscribe on iTunes to This Week in Space.
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…