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The week in pictures: June 23–29, 2012

In the past seven days, Cassini found a likely subsurface ocean on Saturn's moon Titan, astronomers witnessed an exoplanet’s atmosphere give off a powerful burst of evaporation just after a violent flare on its parent star bathed it in intense X-ray radiation, researchers  discovered a point-like X-ray source racing away from the center of a supernova remnant at millions of miles per hour, and more.
X-ray: NASA/CXC/UC Berkeley/J.Tomsick, et al. & ESA/XMM-Newton, Optical: DSS; IR: 2MASS/UMass/IPAC-Caltech/NASA/NSF

Has the speediest pulsar been found?

Researchers have discovered a point-like X-ray source racing away from the center of a supernova remnant at millions of miles per hour. Learn more »

"The week in pictures" highlights the amazing discoveries and cutting-edge research that resulted in magnificent photos and illustrations in the past week's Astronomy.com News section. Scroll through the photos, comment on your favorites, and click links to learn more about the science behind the pictures. We hope "The week in pictures” will not only highlight all our beautiful universe has to offer but also summarize the important stories of the past seven days in case you missed anything.

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