German artist Tim Otto Roth uses green laser light to project Hubble spectra onto a surface. The exhibit is currently on display in Baltimore, Maryland.
Newly released ESA images of Holmberg II and Markarian 509 reveal these galaxies' inner workings. Both have stories unlike that of our home galaxy, the Milky Way.
All of launch dates are tentative, but are a welcome step after concerns that launches would cease due to an unmanned Soyuz crash over Siberia on August 24.
The instruments on the twin GRAIL spacecraft lunar orbiters are so precise they can detect a change in the distance between them the size of a red blood cell.
International Space Station managers are being forced to adjust the space station's flight manifest following the August 24, 2011 crash of a Russian cargo ship in Siberia.
Laura Dattaro came to EarthSky from the Baltimore City Paper, where she remains an associate editor, and from @ldattaro on Twitter. She is a 2009 graduate of University of Delaware with degrees in English and music and sees science as a way to unite humanity behind a greater good, besides being simply the coolest thing to read and write about. She currently lives in Baltimore.