NASA's Wide-field Infrared Survey Explorer, or WISE, has captured its first look at the starry sky that it will soon begin surveying in infrared light.
Most searches for planets around other stars, also known as exoplanets, focus on sun-like stars.
The most earthlike planet yet found around another star may be the rocky remains of a Saturn-sized gas giant.
Radio astronomers have uncovered 17 millisecond pulsars in our galaxy that could be used as a kind of "galactic GPS" to detect gravitational waves passing near Earth.
All together, NASA's Science Mission Directorate supports over 60 operating space missions. These missions are of great value to the nation and help us meet national needs in science, education, and technological innovation.› View PDF (23 Kb)