Over the course of several hours, technicians meticulously connected the inner and outer segments of NASA’s Nancy Grace Roman Space Telescope. NASA/Jolearra Tshiteya Two technicians look up at NASA’s Nancy
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Invention Challenge Brings Student Engineers to NASA JPL
Student teams competed in the 2025 Invention Challenge at NASA’s Jet Propulsion Laboratory on Dec. 5. The event pits middle and high school teams against each other as they try
3 astronauts settle into their new life in orbit | On the International Space Station this week Dec. 1-5, 2025
The newly arrived and soon-to-depart crew members of Expedition 73 prepared for what is to come next during this, their final week all together aboard the International Space Station, Dec.
Castelion raises $350 million to scale hypersonic missile production
WASHINGTON — Castelion, a defense technology startup led by former SpaceX engineers, announced Dec. 5 it raised $350 million in Series B financing to accelerate high-volume production of hypersonic weapons
NASA's next-gen Roman Space Telescope is fully built. Could it launch earlier than expected?
NASA’s Nancy Grace Roman Space Telescope is now fully assembled and ready to begin launch preparations this summer. The final integration of the telescope’s major observatory components took place on
Every space and sci-fi game at the PC Gaming Show: Most Wanted 2025
There’s no shortage of upcoming space and sci-fi games on the horizon, and last night, the PC Gaming Show: Most Wanted 2025 stream warped in a bunch of new titles
NASA spacecraft tracks comet SWAN in incredible 40-day timelapse — and even glimpses interstellar invader 3I/ATLAS (video)
Comets are famous for making brief, dramatic appearances in our skies, but one icy wanderer just received an unprecedented level of attention from one of NASA’s newest spacecraft. For nearly
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File: A SpaceX Falcon 9 rocket stands in launch position at Space Launch Complex 4 East (SLC-4E) at Vandenberg Space Force Base ahead of the launch of the NROL-57 mission.
In early November, a series of powerful X-class solar flares triggered coronal mass ejections that resulted in an astonishing auroral display for viewers as far south as Mexico. But for
The Soyuz MS-26 spacecraft is seen as it lands on April 20, 2025 (April 19 Eastern time) in a remote area near the town of Zhezkazgan, Kazakhstan, with the Expedition
PC Gaming Show Most Wanted 2025 – YouTube Watch On Heads up, sci-fi gaming fans; our colleagues over at PC Gamer are hosting the ‘PC Gaming Show: Most Wanted’ show
On Thanksgiving Day (Nov. 27), a Russian Soyuz rocket launched three astronauts toward the International Space Station from Baikonur Cosmodrome in Kazakhstan. Everything seemed to go well. After all, the
Celestis Selects Stoke Space’s Nova for Infinite Flight: Humanity’s Next Deep-Space Memorial Mission
HOUSTON, TX – December 3, 2025 – For more than three decades, Celestis, Inc. has transformed remembrance into exploration, sending the names, ashes, and DNA of pioneers and visionaries into
4 min read NASA-JAXA XRISM Finds Elemental Bounty in Supernova Remnant For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of
Stargazers rejoice! Dec. 4 marks the start of the annual Geminid meteor shower, as Earth passes through the trail of debris shed by the strange blue asteroid 3200 Phaethon, triggering
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Researchers at NASA’s Glenn Research Center in Cleveland used the Glenn Icing Computational Environment (GlennICE) software to create 3D
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