Astronomy news

First stars formed even later than previously thought

ESA's Planck satellite has revealed that the first stars in the Universe started forming later than previous observations of the Cosmic Microwave Background indicated. This new analysis also shows that these stars were the ...

dateAug 31, 2016 in Astronomy
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The frontier fields: Where primordial galaxies lurk

In the ongoing hunt for the universe's earliest galaxies, NASA's Spitzer Space Telescope has wrapped up its observations for the Frontier Fields project. This ambitious project has combined the power of all three of NASA's ...

date49 minutes ago in Astronomy
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Kepler watched a Cepheid star boil

After four years of continuous monitoring, astronomers detected clear signs of convective cells in a giant pulsating star for the first time using the Kepler space telescope.

date12 hours ago in Astronomy
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The ultraviolet diversity of supernovae

Supernovae, the explosive deaths of massive stars, are among the most momentous events in the cosmos because they disburse into space all of the chemical elements that were produced inside their progenitor stars, including ...

date12 hours ago in Astronomy
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