APOD: 2026 September 18 – Messier 33: The Triangulum Galaxy
APOD Science APOD APOD: 2026 September 18 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the co…
New krypton-88 data narrow a key gap in stellar strontium models
An international research team has reported the first experimental investigation of a nuclear physics reaction essential for understanding how the element strontium is produced in…
NASA Awards Launch Services for StarBurst Gamma-Ray Detector
NASA has selected SpaceX to provide launch services for the agency’s StarBurst mission, a small satellite designed to investigate neutron star mergers and the origins of short gam…
A glimpse of the solar system's origins: Striking details on the molecules inside a meteorite
Researchers at the National High Magnetic Field Laboratory and Brookhaven National Laboratory have teamed up to get a fresh look at the complex makeup of meteorites and glimpse in…
NASA Invites Media to SpaceX’s 35th Resupply Launch to Space Station
Media accreditation is open for the next cargo launch that will deliver NASA science investigations, supplies, and equipment to the International Space Station. The 35th SpaceX co…
What ancient Mars rocks reveal about its buried carbonate stores
Carbonate minerals are among the best records of past liquid water on Mars: They form when water carrying dissolved carbon dioxide reacts with rock, and their composition reflects…
Japanese supercomputer simulations may explain Webb's Little Red Dots
Of all the discoveries from the James Webb Space Telescope, the multitude of Little Red Dots it has observed is among the most enigmatic. Now, simulations using the Japanese Super…
Black holes from stellar to supermassive size may follow one jet-launching rule
An early-career Western Australian astrophysicist has helped uncover a universal rule behind one of the most powerful behaviors in the universe: when black holes launch jets. The …
NASA Unveils Enterprise, the First Space Shuttle
Fifty years ago, on Sept. 17, 1976—Constitution Day of America’s bicentennial year—NASA unveiled its first space shuttle orbiter, OV-101, to the public. NASA had originally planne…
Scientists find youngest exoplanet on record — a 'newborn' named Elias
That's one big baby.
NASA spacecraft discovers a huge new crater on the moon
Scientists have discovered a crater on the moon that's bigger than the Roman Colosseum and is the result of a powerful impact two years ago that initially went undetected.
APOD: 2026 September 17 – A Treasure Chest in the Carina Nebula
APOD Science APOD APOD: 2026 September 17 – A… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the …
Summer Goes Out With a Heat Dome
Temperature records toppled across the central and southern U.S. as the autumnal equinox approached.
Space weather caused a 16-minute train delay in 1848: 'Our research has a hint of a detective story'
A storm sent a surge of current through telegraph wires that caused a train on one of Britain's early railway lines to be delayed by 16 minutes.
Passion Meets Precision at NASA’s Flight Research Lab
Long before they helped shape NASA’s future aerospace breakthroughs, Derek Abramson, Justin Hall, and Justin Link were in their garages and homes building radio‑controlled aircraf…
The battlefield now extends all the way to the moon, U.S. military's highest-ranking officer says
The battlefield that the U.S. military must prepare for and excel in now extends from the seafloor all the way out to the moon, according to Gen. Dan Caine, chairman of the Joint …
Snow, monsoons and oceans shift Earth's center of mass each year, satellite tracking shows
Seasonal changes redistribute enough water around Earth to shift the planet's center of mass back and forth by fractions of an inch relative to its geometric center. NASA scientis…
Newfound 'baby' planet smashes record for youngest known world
Astronomers have confirmed a world less than a million years old as the youngest known planet, using data from archives. Called Elias 2-24 b, the baby planet is still whirling in …
SpaceX Falcon 9 rocket-landing team gets 1st-ever Neil Armstrong Space Prize
The SpaceX Falcon 9 Booster Landing Team received the first-ever Neil Armstrong Space Prize during a ceremony in Washington, D.C. on Tuesday night (Sept. 15).
Muon rings enable precise calibration of telescopes at the Cherenkov Telescope Array Observatory
Research initiated as part of a bachelor's thesis in physics at the Universitat Autònoma de Barcelona (UAB) has culminated in a new analytical description of the muon-based calibr…
NASA’s Moon Orbiter Spots New, ‘Once-in-Century’ Moon Crater
It started as a routine data-quality check. But as Robert Wagner, a scientist with NASA’s Lunar Reconnaissance Orbiter (LRO), scanned a giant Moon map on his computer screen, an u…
Roman Space Telescope starts waking up as NASA powers on instruments for the 1st time
NASA has begun flipping on the instruments aboard the Roman Space Telescope to prepare the observatory for its scientific mission as it travels nearly a million miles to its final…
From 10 to 22 years: The Nancy Grace Roman Space Telescope's mission has just been extended
The Nancy Grace Roman Space Telescope hasn't yet reached its Sun–Earth L2 orbit, and it already has some good news. NASA has announced that the mission has enough fuel to potentia…
NASA Celebrates Restoration of Guam Station Damaged by Typhoon Mawar
NASA celebrated the full restoration of its Guam Remote Station with a ribbon-cutting on Sept. 10, closing out more than three years of recovery after Super Typhoon Mawar devastat…