The NASA project NEOWISE, which has given astronomers a detailed view of near-Earth objects – some of which could strike the Earth – ended its mission and burned on reentering the atmosphere after ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this discovery contradicts observations of the distant gas giant made by NASA's ...

Japan has quietly closed the book on Akatsuki, a spacecraft that spent more time around Venus than anyone first expected. The ...

Congress has handed NASA a rare reprieve, rejecting deep proposed cuts and approving a budget that keeps much of the agency’s ...

NASA released Sept. 21 an image of Neptune taken by the James Webb Space Telescope, showing storms in the planet's atmosphere and its ring system. Credit: NASA, ESA, CSA, STScI HELSINKI — Scientists ...

The Committee on Planetary Protection (CoPP) monitors progress implementing the planetary protection guidelines associated with priority programs and missions identified in the National Academies ...

Japan’s Himawari weather satellites, designed to watch Earth, have quietly delivered a decade of infrared snapshots of Venus. By stitching 437 images together, scientists tracked daily thermal tides ...

I'm a planetary scientist who was born the year of Sputnik's launch. Over the course of my 40-year career, I've witnessed not one but at least five separate revolutions that fundamentally transformed ...

The world’s first full-scale planetary defense test is in motion. The mission is called DART and what scientists learn from it could save humankind from a future catastrophic event. Nancy Chabot is a ...

Twin spacecraft are set to take off on an unprecedented, winding journey to Mars, where they will investigate why the barren red planet began to lose its atmosphere billions of years ago. Called ...

This study will describe how international and national planetary protection policy has been formulated and adopted and identify associated lessons to inform future policy development. The National ...