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Thu Đoàn @khoa_thao_KSvC adicionou um novo artigo in Science
2025-07-21 21:32:02 ·

Astronomers Spot Companion Star in Orbit Around Iconic Star Betelgeuse, Confirming Suspicions

In 2024, astronomers surmised that Betelgeuse might have a stellar “buddy.” If this hypothetical companion existed, it would help answer some questions about the red supergiant’s strange glowing patterns. As it turns out, these suspicions were correct. After numerous false signals and empty search results, astronomers with NASA’s Ames Research...

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Francesca Runolfsson @ryder85_WQzo adicionou um novo artigo in Science
2025-07-14 19:32:03 ·

Mysterious Chinese Satellite Reappears in Unexpected Orbit Following 6-Day Disappearance

Nearly a week after launch, space tracking systems were able to locate a mysterious satellite parked in an unusually low orbit. China launched the experimental satellite to test new technologies, but it’s still unclear exactly what it’s doing in its unique inclination. Shiyan-28B 01 launched on July 3 from the Xichang Satellite Launch Center, riding...

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Nguyệt Lư @xmac_weZR adicionou um novo artigo in Science
2025-07-19 14:26:02 ·

Origami Space Planes Could Solve a Major Problem in Orbit

Building a spacecraft could one day be as simple as folding a piece of paper into a plane and letting aerodynamics do the rest. A team of researchers from the University of Tokyo simulated the release of a paper airplane from the International Space Station (ISS) to see if would survive atmospheric reentry. In a paper published in Acta Astronautica,...

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Hậu Nhâm @phuong_thach_PScK adicionou um novo artigo in Science
2025-07-23 19:15:02 ·

SpaceX Has the Nerve to Be Mad About a Competitor's Massive Satellites Littering Earth Orbit

Despite owning more than half of the satellites currently in low Earth orbit, SpaceX is complaining about AST SpaceMobile’s BlueBird constellation and how it’ll introduce added risks. In a letter sent to the Federal Communications Commission (FCC), SpaceX raised concerns that AST SpaceMobile poses a threat to the sustainability of low Earth orbit....

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