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Chandra X-Ray Observatory
Astrophysics
Black Holes
Galaxies, Stars, & Black Holes
Galaxies, Stars, & Black Holes Research
Marshall Astrophysics
Marshall Space Flight Center
Quasars
Science & Research
Supermassive Black Holes
The Universe
A black hole is growing at one of the fastest rates ever recorded, according to a team of astronomers. This discovery from NASA’s Chandra X-ray Observatory may help explain how some black holes can reach enormous masses relatively quickly after the big bang. The black hole weighs about a billion times the mass of the […]
Posted September 18, 2025
Johnson Space Center
Artemis
NASA engineers are strapping on backpacks loaded with radios, cameras, and antennas to test technology that might someday keep explorers connected on the lunar surface.
Posted September 18, 2025
Carruthers Geocorona Observatory (GLIDE)
Goddard Space Flight Center
Heliophysics
Heliophysics Division
Missions
NASA Directorates
Science & Research
Science Mission Directorate
The Solar System
The Sun
Uncategorized
This story is also available in Spanish. A new NASA mission will capture images of Earth’s invisible “halo,” the faint light given off by our planet’s outermost atmospheric layer, the exosphere, as it morphs and changes in response to the Sun. Understanding the physics of the exosphere is a key step toward forecasting dangerous conditions […]
Posted September 18, 2025
International Space Station (ISS)
The Milky Way
The Milky Way appears above Earth’s bright atmospheric glow in this Aug. 23, 2025, photograph from the International Space Station as it soared 261 miles above southern Iran at approximately 12:54 a.m. local time. The camera was configured for low light and long duration settings. Our home galaxy has hundreds of billions of stars, enough […]
Posted September 18, 2025
Astrophysics Division
Dwarf Planets
Goddard Space Flight Center
Hubble Space Telescope
The Kuiper Belt
White Dwarfs
In our nearby stellar neighborhood, a burned-out star is snacking on a fragment of a Pluto-like object. With its unique ultraviolet capability, only NASA’s Hubble Space Telescope could identify that this meal is taking place. The stellar remnant is a white dwarf about half the mass of our Sun, but that is densely packed into […]
Posted September 18, 2025
Space Launch System (SLS)
Artemis
Artemis 2
Exploration Ground Systems
Marshall Space Flight Center
NASA’s Artemis II SLS (Space Launch System) rocket poised to send four astronauts from Earth on a journey around the Moon next year may appear identical to the Artemis I SLS rocket. On closer inspection, though, engineers have upgraded the agency’s Moon rocket inside and out to improve performance, reliability, and safety. SLS flew a […]
Posted September 17, 2025
Exoplanets
Exoplanet Discoveries
Gas Giant Exoplanets
Jet Propulsion Laboratory
Kepler / K2
Nancy Grace Roman Space Telescope
Neptune-Like Exoplanets
Super-Earth Exoplanets
Terrestrial Exoplanets
TESS (Transiting Exoplanet Survey Satellite)
The Search for Life
The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found. The official number of exoplanets — planets outside our solar system — tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, so no […]
Posted September 17, 2025
Carruthers Geocorona Observatory (GLIDE)
Goddard Space Flight Center
IMAP (Interstellar Mapping and Acceleration Probe)
Kennedy Space Center
Launch Services Program
NOAA (National Oceanic and Atmospheric Administration)
Technicians completed integrating NASA’s Carruthers Geocorona Observatory and the National Oceanic and Atmospheric Administration’s (NOAA) Space Weather Follow-On Lagrange 1 (SWFO-L1) satellite to an Evolved Expendable Launch Vehicle Secondary Payload Adapter ring at the Astrotech Space Operations Facility near NASA’s Kennedy Space Center in Florid
Posted September 17, 2025
Earth
Goddard Space Flight Center
Ice & Glaciers
ICESat-2 (Ice, Cloud and land Elevation Satellite-2)
With the end of summer approaching in the Northern Hemisphere, the extent of sea ice in the Arctic shrank to its annual minimum on Sept. 10, according to NASA and the National Snow and Ice Data Center. The total sea ice coverage was tied with 2008 for the 10th-lowest on record at 1.78 million square […]
Posted September 17, 2025
ISS Research
Zena Cardman
NASA astronaut Zena Cardman processes bone cell samples inside the Kibo laboratory module’s Life Science Glovebox on Aug. 28, 2025, as part of an experiment that tests how microgravity affects bone-forming and bone-degrading cells and explore potential ways to prevent bone loss.
Posted September 17, 2025
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