A vast bubble around a dying star is too big to comprehend

Published on July 28, 2025

A red supergiant star is surrounded by a sphere of dust and gas so large there is no known explanation for what produced it

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Signs of alien life on exoplanet K2-18b have all but vanished

July 28, 2025
Earlier this year, astronomers reported possible evidence of life on another planet – but new observations from JWST suggest the apparent biosignature isn’t there after all

China adds new satellites to Guowang constellation, eyes accelerated launch rate

July 28, 2025
China launched new Guowang satellites Sunday, expanding its LEO broadband network as part of a growing effort to build a sovereign space internet.The post China adds new satellites to Guowang constellation, eyes accelerated launch rate appeared first on SpaceNews.