Astronomy and Space

Einstein Observatory

Einstein Observatory (HEAO-2) was the first fully imaging X-ray telescope put into space and the second of NASA's three High Energy Astrophysical Observatories. Named HEAO B before launch, the observatory's name was changed to honor Albert Einstein upon successfully attaining orbit.

Also on this shelf

See also

• ▸Eskimo Nebula
• ▸Castro culture
• ▸26P/Grigg–Skjellerup

Uncatalogued shelf

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