The observations of Eta Carinae's light echo are providing new insight into the behavior of powerful massive stars on the brink of detonation. Credit: NOAO, AURA, NSF, and N. Smith (University of Arizona)
Milky Way Dawn by Royce's NightScapes Pre-dawn AM). Milky Way over the Grand Teton Range, near Moran Junction, Wyoming. Due to airglow and smoke in the air from recent wildfires, this is one of the most colorful Milky Ways I've ever photographed.