Scientists have a new estimate for the geological age of one of Mercury's oldest regions.
NASA's Curiosity rover has found evidence for life-supporting conditions on ancient Mars.
The Kepler space telescope has shown us that we live in a galaxy full of Earth-sized planets.
For billions of years, the Earth's only natural satellite has been bombarded with asteroids. Surely, it's been the target of space rocks in the past.
After solving the problem of dining in space, astronauts need to think about the next natural step!
Would food fly off a plate in space? Would astronauts have digestive problems? Learn the science behind space food!
If recent research is correct, the blackness between stars harbors more excitement than you could possibly comprehend.
Why is the earth round? Why isn't it a cube or a pyramid?
An asteroid will whiz by Earth at 29,000 miles per hour. That could cause a big impact, but do we really have anything to worry about?