This Mars rock is up for auction at Sotheby's in New York City this week, which is why it's currently on display in the Upper ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...