List of space telescopes

Columns: Name | Space Agency | Launch Date | Terminated | Location
Ginga ( Astro-C ) | ISAS | 5 Feb 1987 | 1 Nov 1991 | Earth orbit ( 517-708 km ) | Granat | CNRS & IKI | 1 Dec 1989 | 25 May 1999 | Earth orbit ( 2,000-200,000 km ) | ROSAT | NASA & DLR | 1 Jun 1990 | 12 Feb 1999 | Re-entry 23 October 2011 . Formerly Earth orbit ( 580 km ) | Broad Band X-ray Telescope / Astro 1 | NASA | 2 Dec 1990 | 11 Dec 1990 | Earth orbit ( 500 km ) | Advanced Satellite for Cosmology and Astrophysics ( ASCA , Astro-D ) | ISAS & NASA | 20 Feb 1993 | 2 Mar 2001 | Earth orbit ( 523.6-615.3 km ) | Array of Low Energy X-ray Imaging Sensors ( Alexis ) | LANL | 25 Apr 1993 | 2005 | Earth orbit ( 749-844 km )

Example questions:
How many experiments were on board the X-ray space telescope launched in May 1975 ? | What was the X-ray space telescope launched in 1970 famous for being the first to do ? | What type of rocket was used to launch the X-ray space telescope in 1974 ? | How many observations did the X-ray space telescope make that was launched in May of 1983 ?

Answers:
four | X-ray astronomy | Scout | 1780