SciencefromThe Atlantic1 day agoDay 18 of the 2025 Space Telescope Advent Calendar: A Spider Among the StarsThe Red Spider Nebula, 5,000 light-years away, shows a dying star's ejected glowing outer layers imaged by the James Webb Space Telescope.
SciencefromBig Think1 month agoThe Red Spider Nebula gets its JWST glow-upPlanetary nebulae form when Sun-like stars eject outer layers and hot contracting cores ionize the expelled gas, with binary companions shaping diverse bipolar structures.