Finding:

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   Great Observatories program

   NASA's series of Great Observatories satellites are four large, powerful space-based telescopes. ... The four missions each examined a region of the electromagnetic spectrum to which it was particularly suited.
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   Beyond Einstein program

   The project includes two space observatories, and several observational cosmology probes. ... However, they are not a part of the Great Observatories program.
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   Space observatory

   Satellites belonging to NASA's "Great Observatories" program: ... Space observatory · List of space telescopes · Great Observatories program
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   Spitzer Space Telescope

   It is the fourth and final of NASA's Great Observatories. ... Great Observatories program
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   Compton Gamma Ray Observatory

   The Compton Gamma Ray Observatory (CGRO) was the second of the NASA "Great Observatories" to be launched to space, following the Hubble Space Telescope. ... Great Observatories program
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   Hubble Space Telescope

   The process by which data is calibrated automatically is known as 'pipeline reduction', and is increasingly common at major observatories. ... Great Observatories program
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   Chandra X-ray Observatory

   Chandra Observatory is the third of NASA's four Great Observatories. ... Great Observatories program
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   Origins Program

   Space observatory · List of space telescopes · Great Observatories program
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   Laser Interferometer Space Antenna

   Gravitational wave observatories Ground-based (operational) ... Space observatory · List of space telescopes · Great Observatories program
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    Granat

    Space observatory · List of space telescopes · Great Observatories program ... Soviet space observatories

Explore the following pages on Powerset:

• Great Observatories program,
• Beyond Einstein program,
• Space observatory,
• Spitzer Space Telescope,
• Compton Gamma Ray Observatory,
• Hubble Space Telescope,
• Chandra X-ray Observatory,
• Origins Program,
• Laser Interferometer Space Antenna,
• Granat