Some of the brightest galaxies in the universe – infant galaxies that churned out tens of thousands of stars each year at the dawn of the universe – evolved much sooner and in greater numbers than previously thought, ...
Astronomy
Mar 13, 2013
12
0
A team of astronomers led by SRON Netherlands Institute for Space Research has observed 10 times more hyper-luminous galaxies in the infrared than stars can produce according to the models. If the theory is correct, it means ...
Astronomy
Nov 18, 2020
9
150
(PhysOrg.com) -- Elliptical galaxies were once thought to be aging star cities whose star-making heyday was billions of years ago.
Astronomy
Nov 18, 2010
6
0
(PhysOrg.com) -- The earliest stars in the universe formed not only as individuals, but sometimes also as twins, according to a paper published today in Science Express. By creating robust simulations of the early universe, ...
General Physics
Jul 9, 2009
2
0
The first generation of stars transformed the universe. Inside their cores, simple hydrogen and helium fused into a rainbow of elements. When these stars died, they exploded and sent these new elements across the universe. ...
Astronomy
Mar 20, 2024
1
209
Since its launch on Christmas day, astronomers have eagerly followed the complex deployment and unfurling of NASA's James Webb Space Telescope—the largest to ever take to the skies.
Astronomy
Feb 10, 2022
0
45
In their respective efforts to understand the universe and all it comprises, there is a telling gap between what cosmologists and astrophysicists study and how they study it: scale. Cosmologists typically focus on the large-scale ...
Astronomy
Dec 7, 2017
2
331
Despite the enormous densities, the early universe didn't collapse into a black hole because, simply put, there was nothing to collapse into.
Astronomy
Jun 12, 2023
0
93
To celebrate the holiday season, the NASA/ESA Hubble Space Telescope has captured the galaxy known as UGC 8091, which resembles a sparkling festive snow globe. With a dazzling array of wavelengths of light captured by filters ...
Astronomy
Dec 20, 2023
0
75
About 400,000 years after the Big Bang, the cosmos was a very dark place. The glow of the universe's explosive birth had cooled, and space was filled with dense gas —mostly hydrogen—with no sources of light.
Astronomy
Mar 2, 2024
1
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