News and Events
-
Spring is Aurora Season
03.04.08 - For reasons not fully understood, auroras are more common in the spring than at other times. The five-craft THEMIS fleet may help scientists determine why.
-
NASA Spacecraft Make New Discoveries About Northern Lights
THEMIS has made three important discoveries about spectacular eruptions of Northern Lights called "substorms" and the source of their power.
-
THEMIS Status - July 16, 2007
07.16.07 - Status report on the THEMIS spacecraft as of July 16, 2007.
Mission News
-
THEMIS Arrives in Florida for Launch Preparations
-
The Mystery of Auroras
Learn more about the mysteries of auroras.
-
THEMIS/AIM Science Writer's Workshop
The THEMIS mission plans to unravel the tantalizing mystery behind auroral substorms, an avalanche of magnetic energy powered by the solar wind that intensifies the northern and southern lights.
Mission Features
-
Magnetic Tremors Pinpoint Epicenter of Space Storms
Using data from NASA's THEMIS mission, a team of University of Alberta researchers has pinpointed the impact epicenter of an earthbound space storm as it crashes into the atmosphere.
-
"Singing" Electrons Protect and Threaten TV and GPS
Electrons – the particles that carry electricity – can both protect and disrupt your satellite TV or GPS navigator with a "song".
-
Sun Often "Tears Out A Wall" In Earth's Solar Storm Shield
Earth's magnetic field, which shields our planet from particles streaming outward from the sun, often develops two holes that allow the largest leaks, according to researchers sponsored by NASA and the National Science Foundation.