Astronomers used NASA's Chandra X-Ray Observatory and the International Gemini Observatory to discover a distant, lonely galaxy that has assimilated its former nearby galaxies, essentially having cannibalized its neighbors.
Scientists have created the highest-resolution photos of Jupiter ever captured from the ground, including this gorgeous infrared photo created by stacking a large number of exposures.
The Gemini Observatory on Hawaii's Mauna Kea dormant volcano has a cloud camera that's used to monitor sky conditions. But during the ongoing eruption of the Kīlauea volcano, the camera has also been capturing the eruptions dramatic and eerie glow through clouds. Above is a 48-second time-lapse of the glow in the night between May 21st and 22nd.