APOD Science APOD APOD: 2026 September 14 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. Where Your Elements … Read more
Earth Observatory Science Earth Observatory An Early Look at Fall Color 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 Collections Global Maps World of Change Articles Earth Matters … Read more
APOD Science APOD APOD: 2026 September 13 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. To view this … Read more
3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Jon Harman poses in front of an example of the Rancho Bernardo style of Native American artwork that’s barely visible until Dstretch is applied. Credit: Jon Harman High in the central tower in the ancient Cambodian temple of Angkor Wat, paintings depict horseback riders and a traditional … Read more
Screenshot of Copernicus with the Artemis I trajectory NASA/JSC Copernicus, a generalized spacecraft trajectory design and optimization system, is capable of solving a wide range of trajectory problems such as planet or moon centered trajectories, libration point trajectories, planet-moon transfers and tours, and all types of interplanetary and asteroid/comet missions. Latest News August 21, 2026: … Read more
Retired Air Force Col. Rolando Aguilar, a former Texas Air National Guard F-16 Fighting Falcon pilot, remembers the morning of Sept. 11, 2001, a day off that turned into a scramble to intercept an inbound aircraft he didn’t yet know was Air Force One. Source: www.war.gov
Maryland had four delegates to the Second Continental Congress, which adopted the Declaration of Independence on July 4, 1776. Charles Carroll had the most to lose. Source: www.war.gov
6 min read NASA, IBM Launch AI Foundation Model for Lunar Science A 10-image mosaic captured by NASA’s Lunar Reconnaissance Orbiter’s Narrow Angle Camera between June 2012 and April 2016 showing the volcanic feature Mons Rümker and its surrounding mare plains. NASA/GSFC/Arizona State University NASA is bringing artificial intelligence to the study of the Moon, … Read more
Who will “sing second” this year? See how much you know about one of the oldest college football rivalries. Source: www.war.gov
Test your knowledge about the Dec. 7, 1941, attack on Pearl Harbor, Hawaii, that took American lives and led the United States into World War II. Source: www.war.gov