Amateur astronomer, astronomy writer, astropoet, Outreach Educator and frustrated martian! :-)
772 days ago
Gale Crater, home of #MSL, is a fascinating place, different types/shaped rocks everywhere. Let's look at a few...
Realtime comments disabled
Different shapes, textures & sizes - why? What are their stories? What *happened* here? #wishIknewmoregeology
©2015 Twitpic Inc, All Rights Reserved