SpaceX’s broadband internet constellation grew again today (May 31), with the launch of 27 satellites into Earth orbit. A Falcon 9 rocket carrying the additions to the Starlink network lifted
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Upper mass limits for a potential lunar companion to β Pic b as a function of orbital period. The color is proportional to the density of MCMC posterior samples, and
NASA’s John F. Kennedy Space Center, the center’s Launch Pads 39A and 39B, and the Cape Canaveral Space Force Station on Florida’s Atlantic coast are pictured from the International Space
Since the early 20th century, scientists have gathered compelling evidence that the universe is expanding at an accelerating rate. This acceleration is attributed to what is known as dark energy—a
The GPS III-7 Space Vehicle 08 pictured as it was encapsulated inside a pair of SpaceX Falcon 9 payload fairings. Image: SpaceX The latest addition to the United States’ Global
Microbiology & Virology Status Report biorxiv.org January 19, 2026 Schematic drawing of a Fiersviridae (formely Leviviridae) virion (cross section and side view) ViralZone, SIB Swiss Institute of Bioinformatics: Levivirus CC
6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Advancing new hazard detection and precision landing technologies to help future space missions successfully achieve safe and soft landings
EarthSky’s Will Triggs talks about the odd sphere in space. Video via EarthSky. Science matters. Wonder matters. You matter. Join our 2025 Donation Campaign today. Spherical objects are common in
After a decade of searching, NASA’s MAVEN (Mars Atmosphere Volatile Evolution) mission has, for the first time, reported a direct observation of an elusive atmospheric escape process called sputtering that
Wow, what a show! Our planet is currently reverberating from the impact of a powerful coronal mass ejection (CME) that struck Earth head-on in the early hours of June 1
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