Astronomy
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More massive, more problems
Heavy black hole may change astronomers’ understanding of their formation.
The first black hole ever discovered is more massive than we thought, according to an international team of astronome...
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Conversation
Missing matter
5 twinkling galaxies help astronomers uncover baryonic mystery.
By Yuanming Wang, University of Sydney and Tara Murphy, University of Sydney We’ve all looked up at night and admi...
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“Puffed-up” planet unlike any other
Gas giants may form more easily than suspected, say astronomers.
New observations of the exoplanet WASP-107b suggest that existing models of how gas giant planets form may not be qui...
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Focus
Learning the Star Knowledge of First Australians
Aboriginal and Torres Strait Islander people use their understanding of the night sky for a range...
By Peter Reeve and Duane Hamacher. What comes to mind when you think of an “astronomer”? Perhaps a scientist peeri...
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AAS #237: five things we learned
Here are the key take-outs from the 237th meeting of the American Astronomical Society.
Each January, the American Astronomical Society (AAS) conducts a meeting widely hailed as the “Superbowl of astronomy...
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Cosmic collision spells beginning of the end
Astronomers witness possible new mechanism for galaxies to die.
Astronomers may have just witnessed a new way for galaxies to “die”, using the super-sensitive Atacama Large Millimet...
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Icy asteroids?
Novel study of meteorites raises a swag of Earth-origin questions.
Stony meteorites known as carbonaceous chondrites show signs of liquid water no more than a million years ago, scient...
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History
Madam starmaker
Henrietta Swan Leavitt transformed a powerful astronomical tradition.
When it comes to prestige in US education, few names carry more weight than Harvard University. Founded in 1636 in...
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Conversation
Look up for meteor showers in 2021
Your guide to the best showers this year.
By Jonti Horner for the University of Southern Queensland and Tanya Hill from Museums Victoria The best meteor sh...
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What our clouds might tell us about Venus
Aerobiology, microorganisms and prospects of life.
Researchers in the emerging field of aerobiology are using microorganisms swept up in the Earth’s atmosphere to probe...
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How’s the weather in Proxima Centauri?
Stellar flares with a chance of radio bursts, it seems.
Wild space weather may mean most of the exoplanets in the Milky Way are uninhabitable, according to new research. ...
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Deep inside the Milky Way
New Gaia data release looks back and forward
Scientists working with brand-new data from the European Space Agency’s Gaia space telescope have mapped the precise ...