Space.com on MSN

Auroras on Jupiter's giant moon Ganymede look like Earth's northern lights, NASA spacecraft reveals

Ganymede's auroras splinter into small, bright patches — structures that mirror features seen in Earth's own auroral displays ...
Princeton University

IMAP opens a new era for heliosphere science and space weather

The Princeton-led NASA mission has officially begun its science mission to study the sun and everything it touches. Princeton marked the occasion with a panel discussion, science talks and a reception ...