The last light before eternal darkness – white dwarfs and black dwarfs. Everything will end. Even the universe…
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Stars usually create their most artistic displays as they die. Low-mass stars like our Sun and M2-9 (pictured above) Butterfly Nebula, transform themselves from normal
White dwarfs are dead stars that pack a Sun’s-worth of matter into an Earth-sized ball. Astronomers have just discovered an amazing pair of white dwarfs
Look up at the sky on a clear night, and you’ll see thousands of stars – about 6,000 or so. But that’s only a tiny
A gallery of four Planetary Nebulas, in this composite image, shows X-ray emission from Chandra colored purple, and optical emission from the Hubble Space Telescope
Astronomers have located a planet-like star that’s barely warmer than a balmy summer day on Earth… it’s literally the coldest object ever directly imaged outside