X-Ray Fluorescence Map of Interstellar Dust Candidate Orion
This image shows an X-ray fluorescence map of the first interstellar dust candidate, Orion. Red represents aluminum, green represents iron and blue represents magnesium. Read the Full Story Here.
NASA's Voyage of Comet Probe Stardust (Infographic)
NASA's Stardust probe visited two comets during its mission. See how NASA's Stardust mission worked in this Space.com infographic.