NASA/Don Pettit NASA astronaut Don Pettit fills a sphere of water with food coloring in this image from Oct. 20, 2024. Pettit calls experiments like these “science of opportunity” – moments of scientific exploration that spontaneously come to mind because of the unique experience of being on the International Space Station. During his previous missions, Pettit [...]
6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) This enhanced-color mosaic was taken on Sept. 27 by the Perseverance rover while climbing the western wall of Jezero Crater. Many of the landmarks visited by the rover during its 3½-year exploration of Mars can be seen.NASA/JPL-Caltech/ASU/MSSS On its way up the side of [...]
Portraits of Mike Kincaid, associate administrator, Office of STEM Engagement (left), and Alexander MacDonald, chief economist (right). NASA Administrator Bill Nelson announced Monday Mike Kincaid, associate administrator, Office of STEM Engagement (OSTEM), and Alexander MacDonald, chief economist, will retire from the agency. Following Kincaid’s departure on Nov. 30, Kris Brown, deputy associate administrator for strategy [...]
6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) The Roman Coronagraph is integrated with the Instrument Carrier for NASA’s Nancy Grace Roman Space Telescope in a clean room at NASA’s Goddard Space Flight Center in Greenbelt, Md., in October 2024.NASA/Sydney Rohde NASA’s Nancy Grace Roman Space Telescope team has successfully completed integration [...]
This image shows nine candidate landing regions for NASA’s Artemis III mission, with each region containing multiple potential sites for the first crewed landing on the Moon in more than 50 years. The background image of the lunar South Pole terrain within the nine regions is a mosaic of LRO (Lunar Reconnaissance Orbiter) WAC (Wide [...]
Photo of the Day Sometimes a river of hot gas flows over your head. In this case the river created a Strong Thermal Emission Velocity Enhancement (STEVE) that glowed bright red, white, and pink. Details of how STEVEs work remain a topic of research, but recent evidence holds that their glow results from a [...]
Photo of the Day What is the most spook-tacular nebula in the galaxy? One contender is LDN 43, which bears an astonishing resemblance to a vast cosmic bat flying amongst the stars on a dark Halloween night. Located about 1400 light years away in the constellation Ophiuchus, this molecular cloud is dense enough to [...]
After an overnight stay at Ascension Sacred Heart Pensacola in Florida, the NASA astronaut was released and returned to NASA’s Johnson Space Center in Houston Saturday. The crew member is in good health and will resume normal post-flight reconditioning with other crew members. As part of NASA’s SpaceX Crew-8 mission, the astronaut was one of [...]
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From left to right, Chilean Ambassador to the United States Juan Gabriel Valdés, Chilean Minister of Science, Technology, Knowledge, and Innovation Aisén Etcheverry Escudero, NASA Administrator Bill Nelson, and United States Department of State Acting Assistant Secretary in the Bureau of Oceans and International Environmental and Scientific Affairs Jennifer R. Littlejohn pose for a photo [...]
