'Star Trek: Strange New Worlds' was afraid to say anything in season of gimmicks
The fourth season of "Star Trek: Strange New Worlds" was one giant gimmick: shoving "Trek" into as many genres as possible and often directly adapting classic films from those gen…
Medusa's eye, Halloween fireballs and more: 5 skywatching targets to look out for this spooky season
Five spooky skywatching targets perfect for naked eye stargazing this Halloween!
NASA adopting Apollo's urgency to build a moon base and land astronauts within 2 years
NASA is moving fast on its plans to build a moon base and return astronauts to the lunar surface in as little as two years.
APOD: 2026 October 24 – Rosetta’s Selfie
APOD Science APOD APOD: 2026 October 24 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosm…
SpaceX launches Starlink satellites from California as Falcon 9 cadence slows (photos)
SpaceX sent 27 more of its Starlink broadband satellites to orbit today (Oct. 23), in its first Starlink launch in 11 days.
NASA lays out plan for Artemis 3 moon-lander test flight —but when will it launch?
NASA just gave us our best look yet at its Artemis III moon-lander test flight, which is scheduled to launch to Earth orbit next year. But a firm liftoff date has not yet been ann…
NASA, Partners Accelerate Lander Development for 2028 Moon Missions
As NASA returns humans to the lunar surface and establishes a long-term presence on our closest celestial neighbor, the agency and commercial human landing system providers Blue O…
NASA’s Artemis III Mission to Test Future Moon Lander Operations
Before astronauts return to the lunar surface, NASA will first conduct one of the most ambitious and complex test missions in the agency’s history. Launching in 2027, Artemis III…
NASA’s Swift Mission Ends, Leaves Behind Scientific Bonanza
NASA’s Neil Gehrels Swift Observatory has ended its science mission now that the spacecraft is orbiting less than 171 miles (275 kilometers) above Earth’s surface. The greater atm…
On this day in space! Oct. 23, 2007: NASA launches Harmony module to ISS on STS-120 space shuttle mission
On October 23, 2007, the space shuttle Discovery launched the Harmony module to the International Space Station. Here's why it mattered.
Everyday Mylar turned into a promising insulator for lunar habitats
Establishing a long-term presence on the moon will require solving challenges that are easy to overlook on Earth. Lunar temperatures, for instance, can vary from hundreds of degre…
Stellar collision may explain why Orion Nebula's planet-forming disks appear younger than its stars
The Orion Nebula is a large star-forming region visible to the naked eye. Some of the young stars in the nebula are surrounded by disks of gas and dust in which planets form. Radi…
RS-25 Engine Tests at NASA Stennis
Teams at NASA’s Stennis Space Center near Bay St. Louis, Mississippi tested RS-25 engine No. 10001 on Oct. 21, 2026. The hot fire test lasted for almost eight-and-a-half minutes (…
Black holes spinning near maximum rate could split in two, calculations suggest
Two black holes can collide and merge into one. But could the opposite happen: could a single black hole split into two smaller ones? That question is explored in a new theoretica…
Halley's Comet dazzles from afar in spectacular astrophoto of Orionid meteor shower
This incredible composite image of Orionid meteors was captured as Earth passed through the debris trail shed by Halley's Comet.
NASA, Virginia Launch Power Partnership for Energy Security
NASA is helping to foster long-term energy security in Virginia. NASA’s Langley Research Center in Hampton, Virginia, is partnering with the Virginia Department of Energy to supp…
ALMA spots 'dragon egg' that may represent the earliest stages of massive star formation
Astronomers identified an exceptionally tiny core that may represent an early stage in the formation of a massive star. Located in an infrared-dark area called Dragon Cloud, the c…
Never finishing the fight: Where did Xbox go wrong with Halo?
After a failed soft reboot and a remake of the original, the Halo universe is facing yet another major creative shift. But has Xbox learned any lessons this time?
Artemis I: Crystals of experimental detectors record radiation doses near the moon
Do cosmic radiation doses near the moon differ significantly from those received by astronauts in low Earth orbit? Experimental lithium fluoride detectors, installed aboard the Or…
Pedal to the metal: NASA's Psyche heads toward asteroid belt
With a successful Mars gravity assist in its rearview mirror, NASA's Psyche spacecraft has fired up its thrusters and is accelerating toward the metal-rich asteroid of the same na…
NASA's Hubble charts path for Roman with gravitational lenses
A sweeping barred spiral galaxy marks the spot in this image, but the real treasure is the gravitational lens in the lower-right corner, where a distant background galaxy is being…
Private Griffin moon lander gets put to the test | Space photo of the day for Oct. 23, 2026
The robotic Griffin lunar lander has passed a host of critical tests ahead of its first-ever moon mission, which is scheduled to launch later this year.
'Stupendously large black holes' aren't a major component of dark matter, study finds
Black holes more massive than entire galaxies are not a major component of dark matter, the mysterious stuff that's thought to make up most of the matter in the cosmos, a new stud…
Rocket Lab launches 3 'Hawk' satellites to orbit to gather signals intelligence
Rocket Lab launched a trio of private signals-intelligence satellites to orbit today (Oct. 21), the 19th mission of the year for the California-based company.