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A mosaic of the Andromeda Galaxy, compiled from 7,398 exposures taken by the Hubble telescope. (NASA/ESA)

June 12, 2024

100 years ago, our understanding of the universe exploded

Martin Connors, Athabasca University

One hundred years ago, one star changed our view of the universe, proving that the Andromeda “nebula” was a galaxy like our Milky Way.

Eight planets, including Earth, revolve around our Sun. Illustration by Tobias Roetsch/Future Publishing via Getty Images

March 15, 2023

Curious Kids: How are planets created?

Daniel Cunnama, South African Astronomical Observatory

It all starts with a cloud of gas and dust.

December 8, 2022

‘Extreme stripping action’ led to the messy birth of the Southern Ring Nebula, Webb image reveals

Orsola De Marco, Macquarie University

Astronomers have unpacked the mystery of how one star’s death created the nebula NGC3132 – never before seen in such detail.

This cluster of galaxies, called Stephan’s Quintet, is a composite image produced from two cameras aboard the James Webb Space Telescope. NASA/STScI

July 13, 2022

James Webb Space Telescope: An astronomer explains the stunning, newly released first images

Silas Laycock, UMass Lowell

NASA released five new images from the James Webb Space Telescope, revealing incredible details of ancient galaxies, stars and the presence of water in the atmosphere of a distant planet.

Top contributors

Orsola De Marco
Professor of Astrophysics, Macquarie University
Martin Connors
Professor of Astronomy, Mathematics, and Physics, Athabasca University
Daniel Cunnama
Science Engagement Astronomer, South African Astronomical Observatory, National Research Foundation
Silas Laycock
Professor of Astronomy, UMass Lowell

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