Wide binary stars are important for testing alternative models of gravitation in the weak-field regime and understanding the statistical outcomes of dynamical interactions in the general Galactic field. The Gaia mission’s collection of weakly…
Category: 2. Space
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Distributions of Wide Binary Stars in Theory and in Gaia Data. II. Reconstruction of Sample Probability Density of True Orbit Sizes
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EarthDaily nets $60 million loan to ramp up constellation expansion
TAMPA, Fla. — Canada’s EarthDaily Analytics has secured a $60 million loan to kickstart delayed plans to expand its imaging constellation from one to 10 satellites.
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Space company IPOs may be outliers, not a trend
WASHINGTON — While several space companies have or are planning to go public, some in the industry see these initial public offering (IPO) plans as more of an anomaly than a trend.
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OJ 287 Galaxy Likely Harbors Supermassive Black Hole Binary at Its Center, Observations Suggest
Using data from the 10-m space radio telescope RadioAstron and a network of 27 ground-based observatories, astronomers have detected an unusual ribbon-like jet at the core of OJ 287, a galaxy located about 5 billion light-years away in the…
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“Nothing Like We’ve Ever Seen” – JWST Exposes Dormant Black Holes Devouring Stars
Unlike active galaxies that endlessly devour nearby matter, these black holes remain in slumber, stirring only momentarily to consume an unlucky passing star. Astronomers from MIT, Columbia University, and other institutions have used NASA’s…
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SES leans into government growth as media revenues slide
TAMPA, Fla. — Government revenue at SES surged more than 21% in the second quarter of 2025 amid accelerating demand from defense customers worldwide, the multi-orbit satellite operator announced July 31.
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NASA Just Found Perfect Spheres on Mars – And No One Knows Exactly Why
While Americans enjoyed fireworks on July 4th, NASA’s Perseverance rover was investigating tiny, perfectly round spherules on Mars that might hold secrets to the planet’s fiery past. Unlike the hematite “blueberries” discovered years ago,…
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Sunrise on Crew-11 Launch Attempt
The Sun rises on the morning of July 31, 2025, ahead of NASA’s SpaceX Crew-11 mission launch from NASA’s Kennedy Space Center in Florida. The launch was postponed due to an unfavorable weather forecast. Teams are now targeting 11:43 a.m. EDT…
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NASAWatch on Bloomberg: Crew 11 Scrub and NASA Politics
Keith’s note: I was just on Bloomberg TV for the SpaceX Crew 11 launch which was scrubbed due to weather. I stayed on and talked about NASA layoffs, budget issues, and Ted Cruz’s support for the International Space Station – and moving the Space…
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