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A galaxy surrounded by a coloured haze, with lenses due to gravitational distortion
Seeing dark matter in a new light
A small team of astronomers have found a new way to ‘see’ the elusive dark matter haloes that surround galaxies, with a new technique 10 times more precise than the previous-best method. The work is published in Monthly Notices of the Royal...
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Single burst of star formation created Milky Way’s central bulge
New research has found that the majority of stars in our galaxy’s central bulge formed in a single burst of star formation more than 10 billion years ago. To reach this conclusion, astronomers surveyed millions of stars across 200 square degrees of...
Artist’s impression of a galaxy
Astronomers turn up the heavy metal to shed light on star formation
Astronomers from The University of Western Australia’s node of the International Centre for Radio Astronomy Research (ICRAR) have developed a new way to study star formation in galaxies from the dawn of time to today. The new work appears in a paper...