#supernova-remnant
science What is the difference between a planetary nebula and a supernova remnant?
Planetary nebulae and supernova remnants are both fascinating astronomical phenomena, but they are actually quite different. A planetary nebula is... Read more
scatter_plot What is the difference between a nova and a supernova remnant?
Nova and supernova are two astronomical events that involve the explosion of stars, but they differ in their characteristics and impact on... Read more