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Inferring the star formation rates of galaxies

Our Milky Way galaxy produces on average a few new stars every year across the entire system. Massive young stars emit large amounts of ultraviolet radiation which heats the local dust, and so the star formation process results ...

dateNov 23, 2015 in Astronomy
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VISTA pinpoints earliest giant galaxies

Just counting the number of galaxies in a patch of sky provides a way to test astronomers' theories of galaxy formation and evolution. However, such a simple task becomes increasingly hard as astronomers attempt to count ...

dateNov 18, 2015 in Astronomy
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The dwarf planet Orcus

Since the early 2000s, more and more objects have been discovered in the outer solar system that resemble planets. However, until they are officially classified, the terms Kuiper Belt Object (KBO) and Trans-Neptunian Object ...

dateAug 31, 2015 in Space Exploration
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Black hole is 30 times expected size

The central supermassive black hole of a recently discovered galaxy is far larger than should be possible, according to current theories of galactic evolution. New work, carried out by astronomers at Keele University and ...

dateSep 24, 2015 in Astronomy
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Astronomers find galaxy cluster with bursting heart

An international team of astronomers has discovered a gargantuan galaxy cluster with a core bursting with new stars - an incredibly rare find. The discovery, made with the help of the NASA/ESA Hubble Space Telescope, is the ...

dateSep 10, 2015 in Astronomy
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