NASA Targets Thursday Launch for Crew-13: Time, Crew and How to Watch
NASA is targeting 11:10 a.m. Eastern Thursday for Crew-13. Here are the crew, planned docking time and live coverage details, with launch timing subject to change.
Backpack wins 2026 Fat Bear Week at Alaska’s Katmai National Park
Bear 89, known as Backpack, narrowly defeated Bear 910 after a record-setting week of public voting focused on brown bears’ preparation for hibernation.
NASA Says Landsat 9 Reaches Five-Year Mission Design Milestone
NASA says Landsat 9 completed its five-year design life on September 27, continuing joint Earth-observation work with the U.S. Geological Survey.
NASA Targets 2028 for Starliner Crew Return After Uncrewed Test
NASA's September 28 plan calls for an uncrewed Starliner test as early as December 2026 or January 2027, with astronaut flights targeted for 2028 after further certification.
Why Leaves Change Color in Fall—and Why Peak Color Is Hard to Predict
Learn how chlorophyll, carotenoids, anthocyanins, shorter days, weather, elevation, and tree species combine to create fall color.
Why the Sky Looks Blue
The sky looks blue because air molecules scatter shorter blue wavelengths of sunlight more strongly than longer red wavelengths.