In Spaceby Jeff Patterson on 02/13/12
At The Space Review, Dwayne A. Day looks at the history of predictions about colonizing Mars. Centauri Dreams considers using the Oort Cloud as a way-station for interstellar travel. Meanwhile our sun may have been chubbier in its youth, the Pillars of Creation were destroyed a thousand years before they were discovered, and our galaxy is a giant microwave transmitter.