Black Hole Meal Sets Record for Duration and Size
A supermassive black hole in a small galaxy 1.8 billion light years away, has been partaking in a decade-long binge of a star.
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Helix Nebula in Infrared
An infrared image of the impressive Helix Nebula, from the robotic Spitzer Space Telescope.
The Lonely mysterious Mountain
Spotted by NASA’s Dawn spacecraft, this peculiar conical lonely mountain on Ceres from a distance of 915 miles (1,470 kilometers), stands 4 miles (6 kilometers) high.
Chandra celebrates the International Year of Light
Chandra Celebrates the International Year of Light. In this image, an expanding shell of debris called SNR 0519-69.0 is left behind after a massive star exploded in