What comes after the moon? Artemis II commander and pilot shift to 'emeritus' status at NASA
Artemis II astronauts Reid Wiseman, Victor Glover and Jeremy Hansen are planning new journeys after their April 2026 moon mission.
Strange 'fast radio bursts' across the universe could help solve major cosmic mysteries: 'It's only the beginning'
Though their origins may be shrouded in mystery, fast radio bursts could be used to probe some of the universe's biggest puzzles, including the nature of dark matter and dark ener…
APOD: 2026 September 10 – LDN 1295: The Giraffe Nebula
APOD Science APOD APOD: 2026 September 10 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the co…
Watch SpaceX launch classified mission for the US Space Force today
SpaceX will launch the classified USSF-153 mission for the U.S. Space Force today (Sept. 10), and you can watch the action live.
Dust Storm Sweeps Over Mali
At a time of year when dust storm activity winds down, a plume of dust blanketed parts of the West African nation and its neighbors.
Tiny salt crevices could act as miniature 'Greenhouses' for Martian microbes
We've been searching for life on Mars for a long time, but so far we've come up empty. The fundamental problem is a Catch-22 involving two of the key ingredients for life. Life as…
Beryllium signal identifies stars that have swallowed rocky planets
An international team led by researchers from the University of São Paulo (USP) in Brazil has developed an innovative method to identify stars that have consumed the planets aroun…
Chandra uncovers 'hypersoft X-ray sources' that may solve two astrophysical puzzles
Using NASA's Chandra X-ray Observatory, scientists have discovered a new class of objects behaving unlike any they have seen before. Astronomers suggest these newly spotted object…
If alien civilizations use hyper-efficient computers, they will have a distinct energy signal we can detect
Love it or hate it, artificial intelligence is likely here to stay. Its ravenous need for computational power has overwhelmed chip manufacturers and power companies alike. While o…
This 'impossible' black hole merger may be explained by a warp in spacetime
A "forbidden" merger between two black holes may not have been quite as impossible as previously thought. New research that suggests the black holes involved were smaller than fir…
NASA Adds Relativity Space’s Terran R to Launch Services Contract
A NASA Launch Services (NLS) II contract has been awarded by the agency to Relativity Space Inc., and its Terran R launch service in accordance with the contract’s on-ramp provisi…
International Space Station astronaut gives out of this world tribute to honor Star Trek’s 60th anniversary
European Space Agency astronaut Sophie Adenot paid tribute to Star Trek’s real-world contributions to science and exploration by wearing Captain Pike’s Starfleet badge aboard the …
What to know about Europe's push to compete in space
Key figures from Europe's space industry and other international players have converged on Paris to discuss how to advance the continent's ambitions in a global market dominated b…
Artemis II moonshot commander and pilot are hanging up their astronaut suits at NASA
The two NASA astronauts who led the Artemis II moonshot earlier this year are stepping away from spaceflight.
Discontinuity and disorder: Explaining the luminosity bump in evolved stars
Toward the end of their lives, low-mass stars undergo an abrupt dip in brightness, also known as the luminosity bump. While the endpoint of this bump is well understood, its onset…
Astronomers discover two stars that joined together to form a binary system just 60 years ago
Using ALMA, astronomers have watched as two stars come together to form a massive stellar binary, finding chaos that indicates they emerged from different backgrounds.
Helium measurements clarify conditions seconds after the Big Bang
New observations of the composition of distant galaxies offer insights into the earliest phases of the universe and confirm decades of scientific understanding of the elements and…
NASA’s Chandra Unveils Mysterious X-Ray Objects
Using NASA’s Chandra X-ray Observatory, scientists have discovered a new class of objects behaving unlike any they have seen before. Astronomers suggest these newly spotted object…
JWST discovers that Chariklo's invisible rings are changing
Until just over a decade ago, ring systems were thought to be exclusive to the giant planets of the solar system, such as Jupiter, Saturn, Uranus and Neptune. However, in 2013, a …
NASA's newly launched Roman Space Telescope will 'directly' image exoplanets. But what does that mean?
"When you look up at the night sky, most of those stars have planets."
How 2 US, European Satellites Are Studying Hurricanes During El Niño
Last November, NASA and its European partners launched the Sentinel-6B satellite to improve hurricane forecasts, help protect infrastructure, and benefit commercial industries, in…
We're about to exceed 1.5-degree global warming limit, according to the UN
"We can – and must – get on the right path."
Artemis II Crew at NASA Marshall
The crew of NASA’s Artemis II mission – NASA astronauts Christina Koch, Victor Glover, and Reid Wiseman and CSA (Canadian Space Agency) astronaut Jeremy Hansen – visited Huntsvill…
Next-gen gravitational wave detectors could spot the first black holes
A few hundred million years after the Big Bang, the first stars ignited—literally the "let there be light" moment for the universe. Now known to astronomers as Population III, or …