A measurement of the Andromeda galaxy's proper motion shows it's coming directly at us, and will collide with the Milky Way in 4 billion years. The event will transform the appearance of our night sky.
Posted by Emily Lakdawalla on 2012/02/24 05:26 CST
There is an ever-expanding bubble announcing Humanity's presence to anyone listening in the Milky Way.
Posted by Emily Lakdawalla on 2012/02/16 10:14 CST
Cary and Michael Huang present a basic "powers of ten" visualization starting at human scale from which you can scrub downward smaller than quarks or upward to the scale of the entire universe.
Posted by Jason Davis on 2012/02/07 02:40 CST
The NuSTAR X-ray telescope will enable scientists to get a much-improved look at black holes and supernovae in both the Milky Way and other galaxies.
Posted by Emily Lakdawalla on 2011/11/14 05:44 CST
Last week, the team put all of the data from Deep Impact's deep-sky imaging session online, and challenged visitors to see what they could make from it. I made some photos of M51, but there were some challenges.