News tagged with big bang

Image: Hubble uncovers a mysterious dwarf galaxy

The drizzle of stars scattered across this image forms a galaxy known as UGC 4879. UGC 4879 is an irregular dwarf galaxy—as the name suggests, galaxies of this type are a little smaller and messier than their cosmic cousins, ...

dateJun 13, 2016 in Astronomy
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Next time you're late to work, blame dark energy

Ever since Lemaitre and Hubble's first proposed it in the 1920s, scientists and astronomers have been aware that the universe is expanding. And from these observations, cosmological theories like the Big Bang Theory and the ...

dateMay 27, 2016 in Astronomy
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Why is space three-dimensional?

(Phys.org)—The question of why space is three-dimensional (3D) and not some other number of dimensions has puzzled philosophers and scientists since ancient Greece. Space-time overall is four-dimensional, or (3 + 1)-dimensional, ...

dateMay 03, 2016 in General Physics feature
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Simulating supermassive black holes

Near the edge of the visible Universe are some of the brightest objects ever observed, known as quasars, which are believed to contain supermassive black holes of more than a billion times the mass of our Sun. Simulations ...

dateMar 30, 2016 in Astronomy
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