Hubble Space Telescope image of supernova 1994D in galaxy NGC 4526

Hubble images of distant supernovae

Chandra and Hubble movies of the Crab nebula

Supernova 1987A

Cassopeia A (Supernova 1658)

Artist's impression of the star system HD 49798, which contains an accreting white dwarf that might one day undergo a thermonuclear supernova (Type Ia)

Tycho (Supernova 1572), a probable thermonuclear supernova