Detail View: NASA Chandra Space Telescope Collection:

Name: 
Chandra X-ray Image with Scale Bar
Description: 
ROSAT Image of Tycho's SNR ROSAT High-Resolution Imager (HRI) observation of the supernova remnant Tycho. The contours show places where changes in flux were observed over 4 years of time. Credit: ROSAT
facet_what: 
HRI
UID: 
SPD-CHAND-graphics/resources/illustrations/presentTycho-72.gif
original url: 
http://chandra.harvard.edu/photo/2002/0005/more.html