September 2025

Northrop Grumman Commercial Resupply
Commercial Resupply
Expedition 73
Humans in Space
International Space Station (ISS)
STS-107
William C. McCool
NASA’s Northrop Grumman Commercial Resupply Services 23, or Northrop Grumman CRS-23, will deliver more than 11,000 pounds of science and supplies to the International Space Station. This mission will be the first flight of the Cygnus XL, the larger, more cargo-capable version of the company’s solar-powered spacecraft.
Posted September 11, 2025
General
Planetary Defense
Planetary Defense Coordination Office
Planetary Science
Planetary Science Division
Science & Research
Science Mission Directorate
Each month, NASA’s Planetary Defense Coordination Office releases a monthly update featuring the most recent figures on NASA’s planetary defense efforts, near-Earth object close approaches, and other timely facts about comets and asteroids that could pose an impact hazard with Earth. Here is what we’ve found so far. Updated: September 11, 2025
Posted September 11, 2025
Human Landing System Program
Artemis
Artemis 3
Humans in Space
Marshall Space Flight Center
NASA has certified a new lander flight training course using helicopters, marking a key milestone in crew training for Artemis missions to the Moon.
Posted September 10, 2025
Earth Science
NOTE TO READERS: After more than three decades associated with or directly employed by NASA, Steve Platnick [GSFC—Deputy Director for Atmospheres, Earth Sciences Division] stepped down effective August 8, 2025. Steve began his civil servant career at GSFC in 2002, but his GSFC association went back to 1993, first as a contractor and then as […]
Posted September 10, 2025
Earth Science
Introduction The NASA Arctic–Boreal Vulnerability Experiment (ABoVE) is a large-scale ecological study in the northern regions of North America (Alaska and western Canada) that was developed to understand environmental changes in the region and the implications of those changes for society.
Posted September 10, 2025
Artemis 2
Artemis
Kennedy Space Center
Orion Multi-Purpose Crew Vehicle
Space Launch System (SLS)
Media are invited to see NASA’s fully assembled Artemis II SLS (Space Launch System) rocket and Orion spacecraft in mid-October before its crewed test flight around the Moon next year.   The event at NASA’s Kennedy Space Center in Florida will showcase hardware for the Artemis II lunar mission, which will test capabilities needed for […]
Posted September 10, 2025
Droughts
Earth
Life on Earth
Natural Disasters
Water on Earth
When Uruguay faced its worst drought in nearly a century, the nation’s water authority turned to NASA satellite data and trainings to build a reservoir-monitoring tool.
Posted September 10, 2025
Perseverance (Rover)
Astrobiology
Mars
Mars 2020
Planetary Science
Science Mission Directorate
Lee este comunicado de prensa en español aquí. A sample collected by NASA’s Perseverance Mars rover from an ancient dry riverbed in Jezero Crater could preserve evidence of ancient microbial life.
Posted September 10, 2025
Biological & Physical Sciences
ISS Research
Science & Research
Science Mission Directorate
Uncategorized
Space missions rely on cryogenic fluids — extremely cold liquids like liquid hydrogen and oxygen — for both propulsion and life support systems. These fuels must be kept at ultra-low cryogenic temperatures to remain in liquid form; however, solar heating and other sources of heat increase the rate of evaporation of the liquid and cause […]
Posted September 10, 2025
Dinnertime fare on the International Space Station takes center stage in this Aug. 15, 2025, photo. One tray features shrimp cocktail on whole grain wheat crackers, while the other holds sushi made with seaweed, Spam, tuna, and rice. Both trays are secured with Velcro strips to keep them stable inside the Unity module’s galley. The […]
Posted September 10, 2025
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