Joe Palca
-
NASA's Nancy Grace Roman Space Telescope launches Aug. 30 on a mission to explore some of the most pressing mysteries of the cosmos. -
NASA's Nancy Grace Roman Space Telescope, set to launch this weekend, may shed new light on the nature of dark energy -- that mysterious force causing the universe to expand.
-
Why did a $72 million mission to study water on the moon fail so soon after launch? A new NASA report has the answer. -
The Lunar Trailblazer orbiter's launch window opens Feb 26. It's catching a ride with Intuitive Machines IM-2 mission which is landing on the moon near the south pole. Both have instruments for looking for water. -
A rocket is scheduled to launch next year that will take along a robotic probe to orbit the moon. The probe is expected to provide details of how much water there is on the moon and where it is.
-
The Lunar Trailblazer is an uncrewed mission to find water on the moon and determine its characteristics, accessibility and possible uses.
-
Here's NPR correspondent Joe Palca, from a 1993 broadcast, to commemorate the anniversary of the discovery of the structure of DNA.
-
More than two decades ago a small probe carrying an even smaller rover landed on Mars. Pathfinder and the Sojourner rover paved the way for sophisticated robotic explorers that have landed since 1997.
-
Technicians are putting the final touches on the world's largest digital camera at the SLAC National Accelerator Laboratory. The camera will be sent to Chile and installed on a telescope in the Andes.
-
NASA's InSight probe landed on Mars in 2018 to help scientists study the planet's interior. But Martian dust has been building up on InSIght's solar arrays, which could end its mission.
