SELENE (Kaguya) observations help explain difference's between Moon's far side and nearside.
Computer simulation solves mystery of how massive stars form without blowing off the gas that feeds them.
Relationships between globular cluster mass and number of binary star systems points to stellar cannibalism as source of 'blue stragglers'.
Phoenix, MRO, and rovers studied Mars' surface looking for signs of water and potential habitability.
Evidence of carbonates points to areas on Mars where water may have remained benign enough for life.
Solar particles penetrate Earth's magnetosphere at different points, in different ways and in greater amounts than though.
The Mars Science Laboratory mission, originally slated to launch next year, has been delayed until 2011, NASA announced today.