August 29 - September 4, 2016 Stargazer: Dragonfly Galaxy of Dark Matter

Aug 29, 2016

Credit courtesy of Shawn A. Laatsch

For today’s Stargazer, we hear about a Mauna Kea summit discovery relating to dark matter, and a galaxy thought to be almost entirely made up of it, as HPR All Things Considered Host Dave Lawrence speaks with Christopher Phillips.

An image on the left is from Gemini North at Mauna Kea, and offers a wide view of the galaxy utilizing their Gemini Multi-Object Spectrograph (GMOS). On the right a close-up reveals the mysterious galaxy, thought to be almost entirely Dark Matter.
Credit Pieter van Dokkum, Roberto Abraham, Gemini Observatory/AURA.