Teen Discovers New, Small Supernova

While scouting the skies with her amateur telescope, 14-year-old New Yorker Caroline Moore discovered a new, junior-sized supernova, and thus became the youngest person in history ever to do so. The new celestial object, dubbed SN 2008ha, is also very peculiar, and may very well represent a n... [ read more >> ]

When they explode, supernovas can briefly outshine entire galaxies (lower left)

Image comment: When they explode, supernovas can briefly outshine entire galaxies (lower left)
Image credits: NASA / ESA / The Hubble Key Project Team / The High-Z Supernova Search Team

When they explode, supernovas can briefly outshine entire galaxies (lower left)