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. |
A Trip Into Space Sun Sun - Solar Disk In H-Alpha | |
See also: The Sun, Sun - X-Ray Image, The Sun - By Soho's Eit At Four Different Wavelenghts, The Sun - From Yohkoh And From Nso (Comparison) |
This is an image of the Sun as seen in Ha which is a narrow wavelength of red light that is emitted and absorbed by the element hydrogen. (Courtesy National Solar Observatory/Sacramento Peak)
Last Update: 2004-Nov-27