Understanding the Sun, Heliosphere, and Planetary Environments as a single connected system is a goal of the Heliophysics Research Program.
NASA's twin Voyager spacecraft are on the verge of plunging into interstellar space -- the space between stars -- and two new Web tools let the public fly along.
Since it first provided images of the sun in spring 2010, SDO has had virtually unbroken coverage of the sun's rise toward solar maximum.
The EUNIS experiment was successfully launched at 1:30 pm EDT on April 23, 2013 from the White Sands Missile Range in New Mexico. Preliminary data shows that the experiment performed as planned.
IRIS spacecraft arrives at VAFB for final preparations for a NET May 28 launch aboard a Pegasus rocket.