SciencefromBig Think2 days agoNASA watched this supernova blast expand for 25 yearsKepler's supernova remnant shows asymmetric expansion observed by Chandra over 25 years, with shockwave speeds ranging from 1,800 to 6,200 km/s.
SciencefromArs Technica6 months agoNew evidence that some supernovae may be a "double detonation"Type Ia supernovae may explode before reaching critical mass through small surface explosions, challenging conventional understanding.
OMG sciencefromFuturism7 months agoAstronomers Baffled by a Suspicious, Perfectly Round Sphere in Our GalaxyAstronomers discovered a remarkably spherical supernova remnant named Teleios, offering unique insights into explosive stellar events.