Imagine the Universe!


Koji's Burning Question



How many cataclysmic variables are there in the Galaxy?
How many of each kind?
How much X-rays and gamma rays do they produce in total?

My current guess would be about 5 million CVs producing 2e37 ergs/s of X-rays, but this could go up or down by a factor of ten or more as we learn more...

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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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