APOD Science APOD APOD: August 4, 2026 –… 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. Curious Cometary [...]
APOD Science APOD APOD: 2026 August 4 –… 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. Curious Cometary [...]
Photo of the Day What's happening to this meteor? This bright meteor streak appeared and disappeared quickly during a long exposure of the Great Lacerta Nebula, seen faintly in red toward the center of the image. The meteoroid, likely a small pebble, creates its glow partly by heating and exciting surrounding air in Earth's [...]
From left, SpaceX Crew-13 members Jessica Watkins and Luke Delaney, both from NASA, and Joshua Kutryk of CSA (Canadian Space Agency), and Sergey Teteryatnikov of Roscosmos are pictured at NASA’s Johnson Space Center on Aug. 3, 2026.NASA Spacewalk preparations and health research awaited the Expedition 75 crew aboard the International Space Station at the beginning [...]
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Every spring in Palestine, Texas, the wide-open fields around NASA’s Columbia Scientific Balloon Facility fill with students and faculty from across Louisiana. They arrive carrying sensors, laptops, and carefully engineered payloads they have spent months preparing. The goal is to send their experiments to [...]
NASA/Lauren Dauphin, USGS Twice each day, tides ebb and flow through a maze of sandy channels, mudflats, and mangrove forests that flank the 88 islands and islets of Guinea-Bissau’s Bijagós Archipelago (Arquipélago dos Bijagós in Portuguese). Seen from above in this image from Nov. 28, 2025, the process leads to stark changes to the landscape: around low [...]
3 Min Read NASA Delivers Navigation System for Commercial Lunar Relay The Moon’s rocky, uneven, and otherworldly surface features are highlighted by the terminator – the difference between light and darkness. Credits: NASA NASA delivered the NavCube3-mini payload on July 13 to Intuitive Machines for integration into Altus-1, the company’s first lunar relay satellite, marking an important milestone in the development of [...]
5 Min Read Ike Theriot Helps Prepare Astronauts to Work on the Moon During a nighttime simulation run in NASA’s Neutral Buoyancy Laboratory at Johnson Space Center in Houston, Ike Theriot rehearses and refines procedures for an International Space Station spacewalk. Theriot is in the suit on the right. Credits: NASA From serving in [...]
4 Min Read NASA Brings Space Exploration to the FIFA World Cup FIFA World Cup fans gather at FIFA Fan Festival™ Houston. Credits: NASA/Robert Markowitz FIFA World Cup fans gather at FIFA Fan Festival™ Houston.NASA/Robert Markowitz From June 11 through July 19, NASA’s free interactive exhibit at FIFA Fan Festival™ brought space exploration to soccer fans in East Downtown Houston. More than [...]
APOD Science APOD APOD: 2026 August 3 –… 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. Vaporizing Meteor [...]
