High energy universe -- Satellite missions

VINOD KRISHAN

Indian Institute of Astrophysics, Bangalore 560 034, India

Abstract.

A variety of satellite missions to observe the high energy universe are currently operating and some more with more versatility and capability are on the anvil. In this paper, after giving a brief introduction to the constituents of the high energy universe and the related plasma physical problems, general as well as specific features of the current and future x-ray and gamma-ray satellite missions are described.

Keywords: Gamma ray astronomy; x-ray astronomy; satellite missions; active galactic nuclei; gamma ray bursts.

Pacs No. 98.54.A; 98.70.Lt; 98.70.Qy; 98.70.Rz