baryon acoustic oscillations

26 May 2022

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[ 12 May 2022 ] Milky Way’s supermassive black hole shines in stunning first portrait News
[ 9 May 2022 ] Webb optical alignment complete and virtually perfect News
[ 2 May 2022 ] Ingenuity zooms over Mars rover’s discarded parachute and backshell News
[ 14 April 2022 ] The largest comet ever seen has been measured – and it’s a whopper News
[ 21 March 2022 ] Webb optics alignment achieves near perfect focus News

Astronomers make the largest map of the Universe yet

22 May 2017 Astronomy Now

Astronomers with the Sloan Digital Sky Survey have created the first map of the large-scale structure of the Universe based entirely on the positions of quasars. Quasars are the incredibly bright and distant points of light powered by supermassive black holes.

Precise 3-D Map of 1.2 million galaxies supports standard cosmological model

15 July 2016 Astronomy Now

Hundreds of scientists from the Sloan Digital Sky Survey III (SDSS-III) collaborated to make the largest-ever, three-dimensional map of distant galaxies. The astronomers then used this map to make one of the most precise measurements yet of the dark energy currently driving the accelerated expansion of the universe.