A diagram showing a timeline of the formation of the Universe from the Big Bang ± billion years ago through the "Dark Ages", formation of the earliest galaxies and stars, and the dark-energy dominated era.
Astronomers at the University of Michigan's College of Literature, Science, and the Arts (LSA) discovered for the first time that the hot gas in the halo of the Milky Way galaxy is spinning in the same direction and at comparable .
Hubble's Sharpest View of the Orion Nebula: Thousands of stars are forming in the cloud of gas and dust known as the Orion nebula. More than stars of various sizes appear in this image. Some of them have never been seen in visible light.
Actual photograph of Saturn's uppermost cloud layers looking toward the sunlit side of the rings from about 25 degrees above the ringplane, taken in red light with the Cassini spacecraft narrow-angle camera on Aug.
Death spiral: why the universe is producing fewer stars
This artist's concept illustrates a supermassive black hole with millions to billions times the mass of our sun. Supermassive black holes are enormously dense objects buried at the hearts of galaxies. Image by NASA/JPL-Caltech
Statistical analysis of mini-spiral galaxies shows an unexpected interaction between dark matter and ordinary matter. According to the SISSA study recently published in Monthly Notices of the Royal Astronomical Society, where .