General Carnivals of Space #546-547 – Urban Astronomer and Everyday Spacer February 9, 2018 TopSpacer Two space carnivals: Carnival of Space #546 at Urban Astronomer Carnival of Space #547 at Everyday Spacer Blog, etc. Astronaut photograph (ISS021-E-5375, 180mm, 10/12/2009) of impact crater Gweni Fada located in Chad. Impact craters observed on Earth provide an analog for scientists researching impact craters on Mars. Credit: NASA Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Tumblr (Opens in new window) Tumblr More Click to share on Pinterest (Opens in new window) Pinterest Click to print (Opens in new window) Print Click to share on Reddit (Opens in new window) Reddit Related