August 21, 2012
This computer animation (after the jump), created using new software called Arepo, simulates 9 billion years of our universe history. The new software can accurately follow the birth and evolution of thousands of galaxies over billions of years. Credit: CfA/UCSD/HITS/M. Vogelsberger (CfA) & V. Springel
January 27, 2011
The photo above shows beautiful Elakala Falls at Blackwater State Park near Davis, West Virginia. Photographer: Troy Lilly
January 17, 2011
These images by NASA’s Hubble Space Telescope show off two dramatically different face-on views of the spiral galaxy M51, dubbed the Whirlpool Galaxy.