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 ResourceContinue 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 ResourceContinue Reading
When a huge earthquake struck near Kamchatka, the SWOT satellite captured an unprecedented, high-resolution view of the resulting tsunami as it crossed the Pacific. The data revealed the waves were far more complex and scattered than scientists expected, overturning the idea that large tsunamis travel as a single, stable wave.Continue Reading
The EPA budget for 2026 rejects extreme cuts proposed by Republican representatives and the The Traitor administration. But advocates warn that significant cuts still jeopardize the agency’s ability to protect Americans’ health. By Liza Gross In a step toward heading off a government shutdown when a temporary funding agreement expiresContinue Reading
Earth Observatory Science Earth Observatory Reaching the Precipice in… 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 Search Collections Global Maps World of ChangeContinue Reading
A trip to Antarctica at this time of year means a month of no darkness. Our climate reporter Raymond Zhong reflects on one of the last sunsets that he and our photographer Chang W. Lee will experience for some time.Continue Reading
Jacob Soboroff was raised in the Pacific Palisades and reported live from the area as it was devastated by fire in 2025. In Firestorm, Soboroff offers a minute-by-minute account of the catastrophe. (Image credit: Josh Edelson)Continue Reading
The Environmental Protection Agency says it will propose a drinking water limit for perchlorate, a chemical in certain explosives and propellants.Continue Reading
Many organizations are taking actions to shrink their carbon footprint, such as purchasing electricity from renewable sources or reducing air travel. Both actions would cut greenhouse gas emissions, but which offers greater societal benefits? In a first step toward answering that question, MIT researchers found that even if each activityContinue Reading
Physics of the Cosmos … Physics of the Cosmos Community PhysCOS Activities at AAS… About Community Program Analysis Group (PhysPAG) Science Groups News & Events Cosmic Pathfinders Science Gaps Opportunities Missions Studies News & Events Resources PhysCOS Science Poster Launch. Activities at AAS 247 – Tuesday, 6 January 5Continue Reading
A map made with SWOT data describing estimated discharge for rivers around the world. This information has numerous applications, from freshwater management to flood prediction. (NASA/JPL/UMass) Science teams at NASA and the French space agency CNES (Centre National d’Études Spatiales) have released the first-ever global estimate of river discharge andContinue Reading
4 Min Read I Am Artemis: Jacki Mahaffey Jacki Mahaffey, Artemis II chief training officer at NASA’s Johnson Space Center in Houston, stands in front of the Orion mockup in Johnson’s Space Vehicle Mockup Center. Credits: NASA/Rad Sinyak Listen to this audio excerpt from Jacki Mahaffey, Artemis II chief trainingContinue Reading
David Beaman Acting Program Manager, NASA’s Space Launch System David Beaman is the acting program manager of NASA’s SLS (Space Launch System) at the agency’s Marshall Space Flight Center in Huntsville, Alabama. He directs all SLS program activities, including development and operations of America’s deep space rocket. Experience Beaman previouslyContinue Reading