A recent discovery by NASA's James Webb Space Telescope (JWST) confirmed that luminous, very red objects previously detected in the early universe upend conventional thinking about the origins and evolution of galaxies and ...
Astronomy
Jun 28, 2024
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For years, astronomers have worried about how to explain why the Milky Way has fewer satellite galaxies than the standard dark matter model predicts. This is called the "missing satellites problem."
Astronomy
Jun 28, 2024
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It might appear featureless and unexciting at first glance, but NASA/ESA Hubble Space Telescope observations of this elliptical galaxy—known as Messier 105—show that the stars near the galaxy's center are moving very ...
Astronomy
Jun 28, 2024
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An international team of astronomers has used the NASA/ESA/CSA James Webb Space Telescope to discover gravitationally bound star clusters when the universe was 460 million years old. This is the first discovery of star clusters ...
Astronomy
Jun 24, 2024
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An international team of astronomers has employed the Australian Square Kilometer Array Pathfinder (ASKAP) radio telescope to perform radio observations of a galaxy cluster known as Abell S1136. Results of the observation ...
Almost 14 billion years ago, the universe was born in a blur of mystery. The new Simons Observatory in Chile's Atacama Desert may soon answer the great scientific question of what happened in that tiny fraction of a second ...
Astronomy
Jun 20, 2024
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Supermassive black holes pose unanswered questions for astronomers around the world, not the least of which is "How do they grow so big?" Now, an international team of astronomers, including researchers from Chalmers University ...
Astronomy
Jun 20, 2024
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Using the Magellan Telescopes in Chile, astronomers have performed photometric observations of a giant elliptical galaxy known as NGC 4696. The observations reveal that the galaxy has a complex globular cluster system. The ...
NASA's Hubble Space Telescope has taken its first new images since changing to an alternate operating mode that uses one gyro.
Astronomy
Jun 19, 2024
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In late 2019, the previously unremarkable galaxy SDSS1335+0728 suddenly started shining brighter than ever before. To understand why, astronomers have used data from several space and ground-based observatories, including ...
Astronomy
Jun 18, 2024
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