Elliptical galaxies have long provided a headache for astronomers.
Articles on Elliptical galaxies
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New analysis of radio telescope data links the shape of galaxies to the supermassive black holes they host.
Anyone with an internet connection can search the universe and possibly discover never-before-seen galaxies.
More than 60 images capturing huge expanses of sky are sent to us from Chile. Within them we can see thousands of bright spots. What do we find when we look closer?
These results might lead us to revise our understanding of how galaxies stop forming their stars.
COVID-19 may have messed up school and shut down a lot of entertainment venues. But you can still brighten things up by doing a little stargazing at night, an astronomer says.
Massive, far distant galaxies contain 100 times more gas than we thought possible.
Galaxies are supposed to be the place where new stars are formed. So what causes some to stop this stellar production line?
Extragalactic astrophysicists want to know how and why galaxies stop forming stars, change their shape and fade away. With help from citizen scientists, they’re figuring it out.
Top contributors
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Associate Dean of Innovation and Engagement, Swinburne University of Technology
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Anniversary Fellow of Astrophysics, University of Southampton
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Senior Lecturer in Astrophysics, Liverpool John Moores University
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Associate Professor in Astronomy, Monash University
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PhD student in observational astronomy, Monash University
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Assistant Professor of Galaxy & Black Hole Astrophysics, ETH Zurich
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University Distinguished Professor of Astronomy, University of Arizona
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Research Scientist in Astrophysics, The University of Queensland
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Assistant Professor in Astrophysics, Sejong University
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Co-Director Space Technology and Industry Institute, Swinburne University of Technology
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Professor and Director of the Centre of Excellence for Data Science, AI and Modelling, University of Hull