From ScienceDaily: Astronomers Find First Habitable Earth-like Planet. So what if its year is only 13 days and it's got a mass of five times Earth's. (One of the other news sites mentioned that it has one side that always faces its sun. I wonder if that's observation or speculation? I mean, 20.5 light-years is pretty far away to know much about the ( Read more... )

There are spectacular photos of Mars coming back from the Mars Reconnaissance Orbiter these days. (You may have seen the image from the cover of Science this week, showing a landscape that could easily be Utah.) The images are actually available from NASA on a clickable map. Always been curious about gullies in Noctus Labyrinthus? Well, they're ( Read more... )