Credit: NASA A NASA Launch Services (NLS) II contract has been awarded by the agency to Relativity Space Inc., and its Terran R launch service in accordance with the contract’s on-ramp provision. The Terran R launch service will be available to NASA’s launch services to use for future missions. TheContinue Reading
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China is the world’s largest emitter of planet-warming pollution. But a new report this week finds the country is transitioning away from fossil fuels including coal.Continue Reading
As a liquid that is easily stored and transported, ammonia (NH3) is an attractive carrier for hydrogen, which is used in fuel cells, semiconductor manufacturing, chemical processing, and other applications. However, breaking ammonia into hydrogen and nitrogen typically requires high temperatures, and the resulting gas mixture must undergo additional purification before the hydrogen can be usedContinue Reading
X-ray: NASA/CXC/Univ. of Alabama/M. Muhibullah et al.; Optical: NASA/ESA/STScI; Image Processing: NASA/CXC/SAO/N. Wolk Using NASA’s Chandra X-ray Observatory, scientists have discovered a new class of objects behaving unlike any they have seen before. Astronomers suggest these newly spotted objects in other galaxies may help solve not one, but two long-standingContinue Reading
Expedition 75 flight engineers Anil Menon and Sophie Adenot and International Space Station commander Jessica Meir gather together and celebrate Meir’s 400 cumulative days in space with a commemorative patch on Aug. 28. NASA Vein scans, ultra-hot physics, and Earth observations were the main research activities aboard the International SpaceContinue Reading
NASA Langley Hall of Honor Recognizing those who were instrumental in NACA and NASA Langley’s successes. Nominations Open: Hall of Honor – Class of 2027 The 2027 class will be Langley’s fourth, following previous class inductions in 2015, 2017, and 2022 Learn More About the Hall of Honor The LangleyContinue Reading
Dr. Delia Santiago-Materese Program Scientist Dr. Delia Santiago-Materese wants things to get complex From terrestrial animals to experiments in microgravity and Martian clouds, this NASA program scientist’s career path links diverse challenges. Today, she supports a mission to Saturn’s moon Titan, a world teeming with organic molecules that could holdContinue Reading
From left, NASA astronauts Victor Glover, Artemis II pilot, and Reid Wiseman, Artemis II commander, conduct leak checks on their spacesuits inside the crew suit-up room in the Neil A. Armstrong Operations and Checkout Building at the agency’s Kennedy Space Center in Florida on Wednesday, April 1, 2026, ahead ofContinue Reading
Two major alien-life announcements in 2025 generated enormous excitement, but most astrobiologists remained unconvinced. Only 6.6% of surveyed experts thought possible biological molecules on K2-18b probably represented extraterrestrial life, while 15.1% said the same about intriguing mineral patterns in a Martian rock., Read MoreContinue Reading
5 min read How 2 US, European Satellites Are Studying Hurricanes During El Niño Hurricane Melissa is seen 50 miles south of Jamaica in this photograph taken from the International Space Station on Oct. 28, 2025. NASA Last November, NASA and its European partners launched the Sentinel-6B satellite to improveContinue Reading
Henry Helgeson Associate Administrator, Office of Communications Henry Helgeson serves as the associate administrator for the Office of Communications at NASA Headquarters in Washington. In this capacity, he leads global communications strategy, public engagement, branding, media relations, and digital enterprise projects across all NASA centers. As a senior advisor to the administrator and other executive leadership, he directs allContinue Reading
Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading