The aurora australis streams across the southern Indian Ocean with an airglow outlining Earth’s atmosphere in this photograph from the International Space Station as it orbited 274 miles above.NASA/Chris Williams Three Expedition 74 crew members are packing up cargo and handing over their responsibilities with less than one week to go before returning to Earth. [...]
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) A modified Saab 340B aircraft in flight powered in part by a hybrid electric system built by GE Aerospace, along with NASA, BETA Technologies, and Boeing.GE Aerospace An aircraft powered by a megawatt-class hybrid-electric engine developed in collaboration with NASA and built by GE [...]
Earth (ESD) Earth Explore Explore Earth Science Agriculture Air Quality Climate Change Freshwater Life on Earth Severe Storms Snow and Ice The Global Ocean Science at Work Earth Science at Work Technology and Innovation Powering Business Multimedia Image Collections Videos Data For Researchers About Us 6 Min Read New NASA Earth Missions Gear Up to Start Science [...]
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) This historic image — the first from the surface of Mars — confirmed that NASA’s Viking 1 lander had become the first spacecraft to touch down on the Red Planet on July 20, 1976. NASA/JPL-Caltech Fifty years ago, NASA’s Viking 1 and 2 landers [...]
On the morning of July 20, 1976, roughly 40 minutes after mission controllers received word that the Viking 1 lander had successfully touched down on the surface of Mars, this photo gave us our first view from the surface of another planet.NASA/JPL “Touchdown, we have touchdown!” At 5:12 a.m. PDT, July 20, 1976, mission controllers [...]
Photo of the Day A flying saucer from outer space crash-landed in the Utah desert after being tracked by radar and chased by helicopters. The year was 2004, and no space aliens were involved. The saucer, pictured here, was the Genesis sample return capsule, part of a human-made robot Genesis spaceship launched in 2001 [...]
3 Min Read NASA Pushes New Wing Design to Find Structural Limits The 15-foot Structural Wing Experiment Evaluating Truss-bracing test article is fully installed in the Flight Loads Laboratory at NASA’s Armstrong Flight Research Center in Edwards, California, on Wednesday, May 20, 2026. The model is part of NASA’s research to develop technologies for [...]
1 Min Read The Growing Crescent of Mars as NASA’s Psyche Mission Approaches PIA26586 Credits: NASA/JPL-Caltech/ASU Photojournal Navigation Science Photojournal The Growing Crescent of Mars… Photojournal Home Photojournal Search Latest Content Galleries Feedback RSS About Downloads The Growing Crescent of Mars as NASA’s Psyche Mission Approaches PNG (3.48 MB) Description This composite of [...]
Spontaneous echo contrast (SEC) grade 3 with peripheral echogenicity.NASA/Pavela NASA/SP-20260005258/REV1 – NASA Risk of Venous Thromboembolism in Spaceflight – Outcomes of Working Group Meeting – April 2026 In April 2026, NASA’s Office of the Chief Health and Medical Officer (OCHMO) initiated a working group to review updated VTE case information, additional data gathered revealing altered [...]
Photo of the Day Comet 10P/Tempel 2 orbits the Sun once every 5.4 years. Currently visible in binoculars or small telescopes toward the constellation Capricornus, the periodic comet is captured in this sharp telescopic image from July 11 sporting a bright nuclear region and pretty greenish coma. Remarkably, a thin dust trail, not a [...]
