NASA test-fired the RS-25 engines that will power Artemis program missions. These upgraded shuttle-era engines will drive the Space Launch System, sending astronauts toward the Moon and laying the groundwork for long-term lunar exploration. | SpaceEve

NASA test-fired the RS-25 engines that will power Artemis program missions. These upgraded shuttle-era engines will drive the Space Launch System, sending astronauts toward the Moon and laying the groundwork for long-term lunar exploration. | SpaceEve

The STS-1 mission launched NASA astronauts John W. Young and Robert Crippen into space for a 54.4 hour, 36 orbit test flight of Space Shuttle Columbia on April 12, 1981. | Space.com

39K views · 1.6K reactions | Take a closer look at the #Starliner Orbital Flight Test-2 crew module. Go inside our production factory on NASA's Kennedy Space Center to learn more about the build behind this reusable NASA Commercial Crew Program spacecraft. Also, learn what it has already been through to get ready for flight. | The Boeing Company | Facebook

National Oceanic and Atmospheric Administration (NOAA)s Joint Polar Satellite System - JPSS Program satellites tracked three days of weather across the Northern Hemisphere, with a Winter Storm pushing from the U.S. into the Atlantic. | NOAA Satellite and Information Service

The effects of last weekend's massive #WinterStorm are still being felt across parts of the nation. This before-and-after imagery from National Oceanic and Atmospheric Administration (NOAA)'s Joint Polar Satellite System - JPSS Program satellites shows the difference in nighttime lights across the South. Hundreds of thousands of people were still without power as of Tuesday, January 27. | NOAA Satellite and Information Service