Check out the last week in space as it happened in photos:
The staggeringly powerful thunderstorm is approximately 6,200 miles (10,000 kilometers) wide, nearly as wide as Earth, and has a tail of white clouds that encircles all of Saturn. [Read More]
While using Herschel to survey the nearby galaxy known as the Large Magellanic Cloud, the team saw a bright glow around a young supernova called SN1987A. They quickly realized that the emission came from dust almost 300 degrees Fahrenheit (160 K) cooler than previous instruments had registered. [Read More]
The landmark observation occurred on Monday, July 4, while the observatory was looking at a planet 1,000 light-years away. [Read More]
Here, NASA astronaut Mike Massimino, left, and Sesame Street's Elmo speak at the STS-135 Tweetup on July 7, 2011 at Kennedy Space Center in Cape Canaveral, Fla. Elmo asked the astronauts questions about living and working in space.
The occultation helped astronomers better understand the size of 52 Europa, which has a composition similar to that of 253 Mathilde, NASA said.