astronomy

Before the Dark Energy Survey began in August 2013, scientists spent months testing the Dark Energy Camera, putting it through its paces. Now, catalogs of galaxies and stars derived from the data collected during the Science Verification season have been released to the public.

Astronomy Magazine, Dec. 10, 2015: This past year, a sky survey uncovered nine dwarf galaxies within 1 million light-years of the Milky Way. And one of the galaxies from this Dark Energy Survey was a prime dark matter target: Reticulum II.

Ghostlike subatomic particles called neutrinos could hold clues to some of the greatest scientific questions about our universe: What extragalactic events create ultra-high-energy cosmic rays? What happened in the first seconds following the big bang? What is dark matter made of?