This is the Web Edition of "A Trip Into Space", a Coimbra-based electronic book on space science. Both the texts and the photos are by courtesy of National Aeronautics and Space Administration.

Sun
X-Ray Image

This is an X-ray image of the Sun obtained on February 21, 1994. The brighter regions are sources of increased X-ray emissions (courtesy Calvin J. Hamilton, and Yohkoh).

Last Update: 2004-Nov-27