Spiral Galaxies Revealed in Dazzling Multicolored Splendor
January 31, 2024
New images from the Webb telescope combined with Hubble images present a catalog of awesome structures.
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JWST Finds Mature Galaxy in Young Universe
January 5, 2023
"We are dropping everything else" shouts an astrophysicist upon first look at a mature barred spiral in the early universe.
Water, Water Everywhere in Space
July 23, 2011
The largest mass of water has been found surrounding a black hole in a quasar 12 billion light-years away. Space.com says the cloud harbors “140 trillion times more water than all of Earth’s oceans combined.” The discovery not only that “water has been prevalent in the universe for nearly its entire existence,” but that it “was present only some 1.6 billion years after the beginning of the universe.” Alberto Bolatto, of the University of Maryland, said, "This discovery pushes the detection of water one billion years closer to the Big Bang than any previous find.”
In other cosmology news:
Spiral Galaxy Upset
May 4, 2011
In 1964, C. C. Lin and Frank Shu looked at the galaxy’s curvaceous arms and said, “You are my density.” The density-wave theory of spiral arm formation was married to galactic astronomy for nearly a half century. Now, however, we are back to the future, where theories do not always fulfill their destiny. An upstart […]
Spiral Galaxies Wind Up Into Blurs In Short Cosmological Time
March 4, 2006
Cosmic billions of years have received another challenge from the physics of spiral arms in spiral galaxies.