Latest Explorer program Stories
Close to the globe, Earth's magnetic field wraps around the planet like a gigantic spherical web, curving in to touch Earth at the poles.
Invisible to the naked eye, yet massive in structure around the Earth is the magnetosphere, the region of space around the planet that ebbs and flows in response to the million-mile-per-hour flow of charged particles continually blasting from the Sun.
A team of scientists led by Marc Lessard of the University of New Hampshire Space Science Center launched an instrument-laden, four-stage sounding rocket from Norwayâ€™s AndÃ¸ya Rocket Range into aurora about 200 miles above Earth early Sunday morning (Dec 12, 2010), just before the two-week launch window slammed shut.
MINNEAPOLIS, Nov. 22, 2010 /PRNewswire/ -- ATK (NYSE: ATK) and NASA are marking the 10-year anniversary of NASA's Earth Observing-1 (EO-1) satellite.
Flight Dynamics data from THEMIS-B (one of the two ARTEMIS spacecraft) indicated that one of the EFI (electric field instrument)spherical tip masses may have been struck by a meteoroid at 0605 UT on October 14.
Astronomers in Japan, using an X-ray detector on the International Space Station, and at Penn State University, using NASA's Swift space observatory, are announcing the discovery of an object newly emitting X-rays, which previously had been hidden inside our Milky Way galaxy in the constellation Centaurus.
New data from NASA's Interstellar Boundary Explorer, or IBEX, spacecraft, reveal that conditions at the edge of our solar system may be much more dynamic than previously thought.
When NASA launched the Interstellar Boundary Explorer (IBEX) on October 19, 2008, space physicists held their collective breath for never-before-seen views of a collision zone far beyond the planets, roughly 10 billion miles away.
NASA has rescheduled the media teleconference to discuss new information about the boundary of our solar system obtained from the agency's Interstellar Boundary Explorer (IBEX) spacecraft.
NASA will host a media teleconference at 1 pm EDT, on Wednesday, Sept 29, to discuss new information about the boundary of our solar system obtained from the agency's Interstellar Boundary Explorer (IBEX) spacecraft.
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