Dr. John Mather was interviewed by a producer of the BBC program “Stargazing Live” outside a clean room at NASA’s…
The sole secondary mirror and another primary mirror that will fly aboard NASA’s James Webb Space Telescope arrived at NASA’s…
Data from REPT-A, powered up on Sept. 1, clearly shows the outer belt’s high electron count (top two graphs) and…
In this 1966 photo, a plasma thruster at NASA’s Lewis Research Center simulates Van Allen Belts, rings of radiation around…
This artist rendering shows the twin Radiation Belt Storm Probes as they will appear shortly after they have separated from…
The round, gold coated secondary mirror that will fly aboard NASA’s James Webb Space Telescope looks like a giant sun…
The source of space weather, our dynamic sun, shown with a coronal mass ejection that will interact with the terrestrial…
The Relativistic Electron Proton Telescope (REPT) instrument of the Energetic Particle, Composition, and Thermal Plasma Suite (ECT) for the Radiation…
NASA’s twin Radiation Belt Storm Probe spacecraft are shown here in their protective shipping containers as they are unloaded from…
NASA’s twin Radiation Belt Storm Probe spacecraft are shown here in their protective shipping containers as they are unloaded from…
