When NASA and the Indian Space Research Organization's (ISRO) new Earth satellite NISAR (NASA-ISRO Synthetic Aperture Radar) ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

The joint European-Japanese mission is only the second survey of Mercury, the least explored planet in the inner solar system ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda Galaxy. The team includes several UC Santa Cruz researchers who made significant ...