User:Tardigrade7/sandbox

Arp 283 is a pair of strongly interacting galaxies in the constellation Lynx. It consists of They have been distorted by extreme tidal forces, creating prominent tidal tails and a bridge of gas and stars between the galaxies.

UGC 8335 is about 400 million light-years from Earth, in the constellation Ursa Major. It is the 238th object in Halton Arp's Atlas of Peculiar Galaxies.

Supernova 2012by
On April 25th, 2012, Supernova 2012by was discovered in UGC 8335 by Doug Rich. At the time of discovery, the supernova had a magnitude of 17.6. A peak magnitude measurement of 17.3 was recorded two days later, on April 27th. SN 2012by was classified as a type II supernova by Tomasella et al. at the Astronomical Observatory of Padova. The research group also found that its spectrum was similar to that of SN 1996as.