Athena didn’t crash. But what did happen to it? Hours after the 15-foot-tall robotic spacecraft arrived at the moon’s surface, closer to the lunar south...
With TV cameras pointed at her, Felisa Wolfe-Simon began speaking at NASA Headquarters in Washington, D.C., on Dec. 2, 2010. “I’ve discovered — I’ve led...
During his Inaugural Address on Monday, President Donald J. Trump again promised to launch American astronauts to Mars. Seated nearby, Elon Musk, a political benefactor...