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...High Energy Astrophysical Observatory-2 (HEAO-2), which was boosted last week into a letter-perfect 330-mile high orbit. Saturday sent back to waiting astronomers its first detailed x-ray photograph...

Author: By James G. Hershberg, | Title: New Satellite Sends Back X-Ray Photo | 11/20/1978 | See Source »

Primarily to make sure the $87 million laboratory's machinery was working properly, mission controllers pointed HEAO-2's x-ray telescope, the largest and most sensitive ever used, at Cygnus X-1, a well-known radiation source that astronomers think may be a black hole. The resulting picture encouraged scientists at the Harvard-Smithsoman Center for Astrophysics, which has been deeply involved in the project...

Author: By James G. Hershberg, | Title: New Satellite Sends Back X-Ray Photo | 11/20/1978 | See Source »

...High Energy Astrophysical Observatory-2 (HEAO-2, dubbed the "Einstein Observatory" by project officials), primarily designed and controlled by HSCFA astronomers, should provide scientists with the first detailed X-ray photographs of various cosmic radiation sources, including pulsars, quasars, supernovae, black holes and clusters of galaxies. In space, HEAO-2's X-ray telescope can operate with a thousand times more sensitivity than similar earthbound instruments...

Author: By James G. Hershberg, | Title: Tension High As Satellite Is Launched | 11/14/1978 | See Source »

...Everything went just as perfectly as it could go," Leon P. VanSpeybroeck, associate of the Harvard College Observatory who designed the X-ray telescope aboard HEAO-2, said yesterday from the Goddard Space Flight Center in Maryland, where he monitored the launch. Along with HSCFA, groups at Goddard, Columbia University and the Massachusetts Institute of Technology are co-sponsoring the mission...

Author: By James G. Hershberg, | Title: Tension High As Satellite Is Launched | 11/14/1978 | See Source »

...goes according to schedule, the $90-million satellite will begin sending back X-ray pictures later this week...

Author: By James G. Hershberg, | Title: Tension High As Satellite Is Launched | 11/14/1978 | See Source »

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