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X-ray Astronomy

Try this!

Group One - Match the celestial body with its definition.
Celestial BodyDefinition
  1. rotating neutron star which generates regular bursts of radiation
  2. two stars that orbit around a common center of mass
  3. the imploded core of a massive star produced by a supernova explosion
  4. a component of the Universe made up of gas and a large number of stars held together by gravity
  5. an object whose gravity is so strong that even light can't escape
  6. a large ball of gas that creates and emits its own radiation




Group Two - Match the satellite with its definition.
SatelliteDefinition
  1. the third Small Astronomy Satellite that was used to determine the location of bright x-ray sources
  2. Roentgen Satellite, dedicated to the All Sky Survey, a joint German, British, and American venture
  3. the third Japenese x-ray mission in 1987-1991, carried the LAC (Large Area Counter)
  4. NASA's Small Astronomy Satellite launched from Kenya
  5. Compton Gamma Ray Observer in 1991-2000, it was NASA's Second Great Observatory to observe the EM spectrum
  6. Rossi X-ray Timing Explorer, studied time resolution of x-rays in combination with moderate spectral resolution to explore the variability of x-rays
  7. a British and American collaboration of an x-ray mission, monitored the x-ray sky from 1974-1980


This activity was developed by Kim Cochrane, Bowie High School, Bowie Maryland.

Imagine the Universe is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.

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Acting Project Leader: Dr. Barbara Mattson
All material on this site has been created and updated between 1997-2012.

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