NASA's James Webb Space Telescope and Hubble Space Telescope have united to study an expansive galaxy cluster known as MACS0416. The resulting panchromatic image combines visible and infrared light to assemble one of the ...
Astronomy
Nov 9, 2023
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The study of how individual stars are born and die in galaxies, how new stars are born from remnants of old stars, and how galaxies themselves grow are important themes in astronomy, as they provide insight into our roots ...
Astronomy
Sep 20, 2023
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147
A new image of the galaxy cluster known as "El Gordo" is revealing distant and dusty objects never seen before, and providing a bounty of fresh science. The infrared image, taken by NASA's James Webb Space Telescope, displays ...
Astronomy
Aug 2, 2023
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Euclid's two instruments have captured their first test images. The mesmerizing results indicate that the space telescope will achieve the scientific goals that it has been designed for—and possibly much more.
Astronomy
Jul 31, 2023
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36
Magnetic fields are common throughout the universe but incredibly challenging to study. They don't directly emit or reflect light, and light from all along the electromagnetic spectrum remains the primary purveyor of astrophysical ...
Astronomy
Jul 14, 2023
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New images from the James Webb Space Telescope (JWST) have revealed, for the first time, starlight from two massive galaxies hosting actively growing black holes—quasars—seen less than a billion years after the Big Bang. ...
Astronomy
Jun 28, 2023
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146
A delicate tracery of dust and bright star clusters threads across this image from the James Webb Space Telescope. The bright tendrils of gas and stars belong to the barred spiral galaxy NGC 5068, whose bright central bar ...
Astronomy
Jun 5, 2023
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139
Astronomers have found that supermassive black holes obscured by dust are more likely to grow and release tremendous amounts of energy when they are inside galaxies that are expected to collide with a neighboring galaxy. ...
Astronomy
May 11, 2023
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Once every 10,000 years or so, the center of a galaxy lights up as its supermassive black hole rips apart a passing star. This "tidal disruption event" happens in a literal flash, as the central black hole pulls in stellar ...
Astronomy
Apr 28, 2023
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293
A study using data from telescopes on Earth and in the sky resolves a problem plaguing astronomers working in the infrared, and could help make better observations of the composition of the universe with the James Webb Space ...
Astronomy
Apr 20, 2023
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