Httpswww Firstpost Comtechsciencescientists Find 1800 Supernovae May Help Measure The Rate The Universe Expands 6747591 Html
Httpswww Firstpost Comtechsciencescientists Find 1800 Supernovae May Help Measure The Rate The Universe Expands 6747591 Html News
science
Clumpy-looking supernova remnant Tycho captured by NASA's Chandra X-ray Observatory
Did the explosion itself cause this clumpiness, or was it something that happened afterward?