Oddball stars discovered in new Hubble images
Monday, April 27, 2009 - 15:14
in Astronomy & Space
(PhysOrg.com) -- Professor Adrienne Cool has discovered 24 unusual stars in an ancient star cluster in the Milky Way. Made of helium rather than the usual carbon and oxygen, these white dwarf stars appear as faint, pale blue dots as spotted in new Hubble telescope images.