Galaxy clusters are the largest gravitationally bound structures in the universe, with each containing hundreds or even thousands of galaxies. When two of these giants collide, they send powerful shock
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Galileo L14 liftoff on Ariane 6
On 17 December, two new Galileo satellites lifted off from Europe’s Spaceport in French Guiana aboard an Ariane 6 rocket. This marked the 14th launch for Europe’s satellite navigation operational
NASA Spaceline Current Awareness List #1,178 12 December 2025 (Space Life Science Research Results)
Keith Cowing Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp veteran, (he/him) 🖖🏻 Follow on
Rocket Lab set to launch Space Force and NASA ‘DiskSat’ experiment
WASHINGTON — A U.S. Space Force and NASA experiment is set to launch later this week to test a new small-satellite architecture designed for operations in very low Earth orbit.
Digantara raises $50 million to expand from space surveillance to missile defense
WASHINGTON — Digantara Industries, an Indian space situational awareness company, has raised $50 million as it expands into the United States and pursues opportunities in missile defense. The company announced
Live coverage: SpaceX preps sunrise Starlink from Kennedy Space Center
File: A Falcon 9 booster stands ready for the Starlink 12-2 mission at launch complex 39A. Image: Spaceflight Now. Update Dec. 16, 7:50 p.m. EST (0050 UTC): SpaceX pushed back
NASA IXPE’s Longest Observation Solves Black Hole Jets Mystery
4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Two composite images show side-by-side observations of the Perseus Cluster from NASA’s IXPE (Imaging X-Ray Polarimetry Explorer) and Chandra
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Artistic rendering of the High-Rate Delay Tolerant Networking protocol being used on the Laser Communications Relay Demonstration to transfer radio and optical communications between Earth and space. Credit: NASA NASA’s
Astronomers have used machine learning to discover seven new quasar lens systems, arrangements where a quasar’s host galaxy bends light from a more distant galaxy behind it. The find more
Climatology of diurnal pressure variation (dP/dt) in units of Pa h⁻¹. High-frequency signals (with periods shorter than 3,700 s) were removed from the original time series prior to differentiation. Sunrise
Maryland’s entire Democratic congressional delegation is demanding answers from NASA about unexplained building closures, workforce losses and accelerated consolidations at the Goddard Space Flight Center in Greenbelt, Maryland, during the
Creator Vince Gilligan, the clever mind that brought us “Breaking Bad” and “Better Call Saul,” has blessed sci-fi lovers with “Pluribus,” the captivating new 10-episode dramatic series. The quirky show
Getting time on the James Webb Space Telescope (JWST) is the dream of many astronomers. The most powerful space telescope currently in our arsenal, the JWST has been in operation
The Sun is always mesmerising to watch, but Solar Orbiter captured a special treat on camera: a dark ‘prominence’ sticking out from the side of the Sun. The dark-looking material is dense plasma (charged gas) trapped by the Sun’s complex magnetic
Key specs Type: APS-C prime lens Focal length: 27mm (40.5mm equivalent) Maximum aperture: f/1.2 Lens mount: Sony E, Nikon Z, Fujifilm X Weight: 19.93 oz / 565 g Dimensions: 3.23
Mars may have had its own version of an Ice Age that reshaped parts of the Red Planet and carved deep “scratches” in its surface that remain visible today. New
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