Dusty supernova remnant. Image credit: NASA/JPL-Caltech. Click to enlarge A supernova remnant in the Small Magellanic Cloud is only 1,000 years old; making it one of the youngest ever discovered. However, astronomers are puzzled about its strange lack of dust. Current theories about supernovae predict that it should have 100 times the dust that astronomers … Continue reading "Supernova Remnant Isn’t Dusty Enough"