Today, NASA announced progress on a spacecraft that would assess whether Jupiter's Moon Europa is habitable, and earlier this month, an agency-sponsored science team released a report on a separate lander mission that would directly search for signs of life.
Planetary Society CEO Bill Nye and LightSail systems engineer Barbara Plante recently traveled to Japan for a solar sailing symposium. Our Q&A with Plante discusses everything from CubeSat attitude control systems to robotic giraffes in Tokyo.
NASA is currently accepting proposals for its next New Frontiers-class planetary science mission. What does the agency look for in a winning proposal? The two scientists behind the ORISIS-REx and Psyche missions share some tips.
NASA's current human spaceflight goal is Mars, but the Trump administration could change that to the Moon. Is that a good idea? Here's an in-depth look at the differences in science gain, the arguments for and against a potential commercial market, and whether or not the technological and operational challenges required to reach the Moon apply to Mars.
This Friday, Charles Bolden resigns as NASA administrator after a stint of 2,744 days. Robert Lightfoot, the agency's highest-ranking civil servant, will take over as acting admin. How long will Lightfoot serve? If history serves as a guide, it could be a while.