The autumn equinox is now upon us! Today marks the moment that the sun crosses the celestial equator, ushering in the beginning of astronomical autumn in the northern hemisphere, which
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Astranis unveils Vanguard for secure beyond-line-of-sight satellite communications
TAMPA, Fla. — Astranis announced plans Nov. 5 to roll out a mobile ad-hoc network service called Vanguard, using its small geostationary satellites to extend the range of point-to-point communications
Crafting a Democratic space policy in the Trump era
In space policy today, Republican views dominate. The party holds majorities in the House and Senate, while the White House is stretching — or breaking — the limits of executive
Accelerate U.S. lunar exploration with a robotic sample return campaign
A realistic and cost-effective path for the United States to advance the exploration and development of the moon, and to keep our nation in the forefront of that enterprise, is
The largest supermoon of 2025 rises tonight: What to know about the November full moon
The November full moon is upon us, heralding a spectacular natural light show as the largest supermoon of 2025 takes to the sky near the peak of the Southern Taurid
Sun unleashes 2 colossal X-class solar flares, knocking out radio signals across the Americas and Pacific
The sun has fired off not one but two colossal X-class solar flares in less than 12 hours, causing radio blackouts across the sunlit portion of Earth at the time
The race to defend satellites from cyberattacks
A small satellite named Deloitte-1 is hunting for hackers in orbit. Launched in March, it’s the first of nine spacecraft the consulting firm Deloitte expects to be operating over the
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With help from amateur astronomers, scientists tracked how an asteroid traveled from space, broke up in Earth’s atmosphere and sent fiery fragments shooting to the ground, gathering new information about
The moon and sun put on a magnificent show on Sept. 21 when a dramatic partial solar eclipse darkened the sky over a swathe of the Pacific ocean, transforming the
Astrobiology Program Early Career Collaboration Award The Astrobiology Early Career Collaboration Award (ECCA) offers up to $5,000 in research-related travel support for undergraduate, graduate students, postdocs, and early career scientists.
Lewis & Clark Fund for Exploration And Field Research in Astrobiology The American Philosophical Society and the NASA Astrobiology Program have partnered to promote the continued exploration of the world
Observed spectrum of CT Cha b. top-left: Calibrated JWST/MIRI MRS data of the CT Cha system, showcasing the stellar point-spread function dominating the image at 13.3 − 15.6 µm. Bottom
Filamentary structures and anisotropy are observed across the dynamic range of star formation. Starting at the star-forming scale, (1) shows the OMC-1 star-forming filament observed by ALMA+IRAM 30 m in
Left panel: The cartoon provides a schematic representation of the central region of NGC 6302. Blue and red colours indicate the blueshift and redshift caused by the expansion of the
Hayabusa 2 may need to alter its visit to its next target. VLT observations show that the asteroid 1998 KY26 is three times smaller than thought and spinning much more
When two black holes collide and merge, they release gravitational waves. These waves can be detected by sensitive instruments on Earth, allowing scientists to determine the mass and spin of
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