The International Space Station was soaring 262 miles above Earth when this long‑duration photograph was taken, revealing a bright atmospheric glow and a starry night sky. NASA/Chris Williams The Expedition 75 crew continued preparing for a spacewalk scheduled for Thursday to augment the International Space Station’s power system. The orbitalContinue Reading
The Moon’s rocky, uneven, and otherworldly surface features are highlighted by the terminator – the difference between light and darkness. NASA Using ground-based telescopes and space-based assets, NASA and SpaceX are tracking a used Falcon 9 upper stage from a commercial mission expected to impact the Moon on Wednesday, Aug.Continue Reading
Using continuous imagery from NASA’s PUNCH (Polarimeter to Unify the Corona and Heliosphere) mission, scientists predicted the near-Earth arrival of a solar eruption to within 30 minutes in an initial proof of concept test. The results, presented Tuesday at the Committee on Space Research Scientific Meeting and under review atContinue Reading
Explore This Section … ROSES-25 Blog Update to A.1 Earth Science… Overview ROSES FAQ Blog ROSES Budget Redaction Grant Stats No Due Date Programs OSDMP FAQ Suborbital Program Program Officer List Volunteer to Review Proposals Dual-Anonymous Peer Review PRC FAQ Solicitations Solicitations Help & Support Announcement of Opportunity SOMA CommunityContinue Reading
The NASA Ames Science Directorate recognizes the outstanding contributions of (pictured left to right) Danielle Lopez, Jennifer Claudio, and Duncan Mifsud. Their commitment to the NASA mission represents the entrepreneurial spirit, technical expertise, and collaborative disposition needed to explore this world and beyond. Space Biosciences Star of the Month: DanielleContinue Reading
Kunio Sayanagi Research Physical Scientist, Planetary Science Lead, Climate Science Branch, Science Directorate, NASA Langley Research Center Dr. Kunio M. Sayanagi is a planetary scientist who joined NASA’s Langley Research Center in 2022. His responsibilities include conducting and leading planetary science investigations, supporting strategic planning to advance Langley’s planetary scienceContinue Reading
6 min read NASA Provides Updates on Moon Base Cargo Landers, Tech Demonstrations Artist’s rendering of the Moon’s South Pole region. Glowing points of light scattered across the lunar surface represent surface assets supporting sustained human and robotic operations near the South Pole. NASA is making progress in building theContinue Reading
Earth Observatory Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events Oceans Remote Sensing Technology Snow & Ice Water More Content Collections Global Maps World of Change Articles Earth Matters Blog Blue Marble: Next GenerationContinue Reading
NASA/Jolearra Tshiteya Technicians installed a commemorative plaque, seen in this July 28, 2026, photo, on NASA’s Nancy Grace Roman Space Telescope. The plaque honors the legacy of Dr. Nancy Grace Roman, NASA’s first chief astronomer and one of the architects of the agency’s modern science program. It also features aContinue Reading
HRP Home Human Research Program Investigators’ Workshop HRP Home HRP Elements Human Factors and Behavioral Performance Human Health Countermeasures Space Radiation Research Operations and Integration HRP Hazards & Risks Hazards Risks HRP Videos HRP News Living in Space Investigators’ Workshop The Investigators’ Workshop (IWS) is the primary venue forContinue Reading
One of the most recognizable features of NASA’s James Webb Space Telescope is its large, segmented, gold-coated mirror, which delivers images twice as sharp as pre-launch estimates. Aperture masking interferometry is an observational technique that allows for high-angular resolution imaging of celestial objects. The basic principle involves placing a speciallyContinue Reading
Niel Mallik NASA Technical Fellow for Space Systems Communications Mr. Neil Mallik serves as the first NASA Technical Fellow for Space Systems Communications within the NASA Engineering and Safety Center (NESC). In this role, he provides Agency-wide leadership for the space communications discipline, leading independent engineering assessments and advising theContinue Reading
A tiny 518-million-year-old sea creature has revealed the earliest known evidence of the structures that eventually became spiders’ fangs. Hidden inside the fossil were pincerlike limbs and preserved soft tissues that help explain how the ancestors of spiders and scorpions evolved into formidable hunters., Read MoreContinue Reading