New 'cosmic candle' could help explain dark matter
 

Mingus - or more formally, SN SCP-0401 - is a Type Ia supernova with a redshift of 1.71, dating back 10 billion years. It's exceptional for its detailed spectrum and precision color measurement, unprecedented in a supernova so distant, says the team.

http://m.tgdaily.com/space-brief/686...in-dark-matter