JPL project could help spacecraft keep time more efficiently.
Two small recently discovered asteroids are safely passing by Earth within one lunar distance this week.
NASA has selected two new research proposals to develop small, space-based instruments that will tackle fundamental questions about our home planet and its environment.
The seven Earth-size planets of TRAPPIST-1 are all mostly made of rock, with some having the potential to hold more water than Earth, according to a new study.
The rover took a recent selfie at its location on Vera Rubin Ridge.
A panorama taken by NASA's Curiosity Mars rover from a mountainside ridge provides a vista of key sites visited since the rover's 2012 landing, and the towering surroundings.
Students were quizzed on a variety of science questions this past weekend.