Reference Data and Image Sources
Physics
Astronomy
- Centre de Données astronomiques de Strasbourg -Strasbourg astronomical Data Center
- Chandra Data Archive
- Harvard-Smithsonian Center for Astrophysics Atomic and Molecular Physics (AMP) Tools: Databases
- Mikulski Archive for Space Telescopes (MAST)
- NASA/IPAC Infrared Science Archive (IRSA)
- NASA’s HEASARC (High Energy Astrophysics Science Archive Research Center)
- National Radio Astronomy Observatory (NRAO) Data Archive
- Your Sky: Star Map Maker