NASA Magnetospheric Multiscale (MMS) mission detects energy differences in electrons scattered by magnetic reconnection.
The Van Allen Probes began an extended mission in November to advance understanding of Earth's radiation belts.
Witnesses at a congressional hearing highlighted the need to provide stability to NASA but were lukewarm in supporting specific provisions of the proposed Space Leadership Preservation Act.
Alexander is remembered for her leading role in the Galileo and Rosetta missions and her efforts to encourage women scientists from underprivileged and underrepresented groups.
The Curiosity rover, one of NASA's flagship missions, analyzes Martian geology, geochemistry, climatology, and radiation to assess whether Mars could have supported microbial life.
2nd Planetary Data Workshop; Flagstaff, Arizona, 8–11 June 2015
NASA's Cassini probe takes a trip through a cosmic sprinkler to learn more about a subsurface ocean.
NASA's low-cost space telescope opened up a universe of possibilities for scientists who scour space in search of planets—and possibly life.
Scientists are amazed by new images that show Pluto's atmosphere and diverse geology.
Devoted to exploration and discovery, this JPL scientist's inquisitive mind, inventiveness, and infectious enthusiasm inspired students, colleagues, and friends alike.