A History of X-ray Astronomy at Goddard
http://universe.gsfc.nasa.gov/xrays/history.htmlDescribes observations using balloons, rockets and satellites.
Submitted in section: Astronomy: History: A History of X-ray Astronomy at Goddard
Describes observations using balloons, rockets and satellites.
Submitted in section: Astronomy: History: A History of X-ray Astronomy at Goddard