Astrophysics
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Elements of surprise in new star study
Carbon discovery has implications across astrophysics.
Stars churn out carbon much faster than previously thought, according to new measurements by Australian and Norwegian...
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Focus
Welcome, all, to Solar Cycle 25
Experts expect it will be a lot like the last one.
Solar Cycle 24 has officially ended, solar physicists say, and Solar Cycle 25 is expected to be another mild one, wit...
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Origin of the elements reviewed
Study suggests neutron stars not such big players.
Colliding neutron stars do not create as many of the chemical elements in the Universe as has been assumed, according...
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A planet-forming disc torn apart
Two studies reveal misaligned rings around triple-star system.
Astronomers say they have identified the first direct evidence that groups of stars can tear apart their planet-formi...
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Our nearest neighbour has quite a halo
Scientists take a good look around the Andromeda galaxy.
The immense gas halo around our nearest neighbouring galaxy is already bumping into our own, scientists suggest. U...
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Did Sun have an early binary companion?
New hypothesis talks of the Oort Cloud and Planet Nine.
In the early days of the Solar System, the Sun may have had a companion star, scientists say, making it part of a bin...
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A glowing report about auroral beads
Scientists learn more about the ‘lava lamps’ of space.
Scientists have uncovered the mysteries behind the formation of auroral beads and the role they play in our near-spac...
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A flash of inspiration
Rare event may explain how white dwarfs explode.
Astrophysicists have spotted a spectacular flash of ultraviolet light accompanying a white dwarf explosion. The bl...
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The ultimate map of the Universe
Two decades of work fills an 11-billion-year gap.
Astrophysicists have created the largest and most complete 3D map of the Universe. It includes measurements of mor...
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New views on the origins of carbon
White dwarfs found to have more mass than expected.
Every carbon atom in the Universe was created by stars, through the fusion of three helium nuclei, but which types of...
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Pōniuāʻena makes its mark far from Hawaii
It’s the second-most distant quasar ever detected.
The discovery of the second-most distant – and thus second oldest – quasar ever detected may force a rethink of how b...
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Astrophysicists find the exoplanet they wanted
It’s the size of Neptune and orbiting a young star.
An exoplanet the size of Neptune has been discovered around a small young star about 32 light-years from Earth, endin...