Spitzer Space Telescope (SST)

The Spitzer Space Telescope (SST) is an infrared space telescope launched in 2003, its mission ongoing. It is the final installation of NASA’s Great Observatories Program, following the Hubble Space Telescope, Compton Gamma Ray Observatory, and the Chandra X-ray...

Chandra X-Ray Observatory (CXO)

The Chandra X-ray Observatory (CXO) is a space observatory launched on STS-93 from the Kennedy Space Center in Florida on July 23, 1999, its mission ongoing to the present day. Designed to detect x-ray emissions from extremely hot regions of space including galaxy...