Scientists have observed the creation of rare chemical elements in the second-brightest gamma-ray burst ever seen—casting new light on how heavy elements are made.
Astronomy
Oct 25, 2023
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258
NASA's Nancy Grace Roman Space Telescope will provide one of the deepest-ever views into the heart of our Milky Way galaxy. The mission will monitor hundreds of millions of stars in search of tell-tale flickers that betray ...
Astronomy
Oct 24, 2023
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641
Earth is our only example of a habitable planet, so it makes sense to search for Earth-size worlds when we're hunting for potentially-habitable exoplanets. When astronomers found seven of them orbiting a red dwarf star in ...
Planetary Sciences
Oct 23, 2023
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45
In searching for life in the universe, a field known as astrobiology, scientists rely on Earth as a template for biological and evolutionary processes. This includes searching for Earth analogs, rocky planets that orbit within ...
Astrobiology
Oct 19, 2023
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15
The birth of a star is a spectacular event that plays out behind a veil of gas and dust. It's a detailed process that takes millions of years to play out. Once a star leaves its protostar stage behind and begins its life ...
Astronomy
Oct 19, 2023
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18
Within a neighboring dwarf galaxy known as the Small Magellanic Cloud (SMC) lies a dramatic region of star birth—NGC 346, shown here. As the brightest and largest star-forming region in the SMC, it has been studied intensely ...
Astronomy
Oct 10, 2023
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2296
Astrophysicists have used the James Webb Space Telescope (JWST) to take a close look at a volatile star.
Astronomy
Oct 9, 2023
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219
Everyone loves a good mystery, and astronomers have just uncovered a new one in a nearby supermassive galaxy called M87. Like most galaxies, M87 regularly plays host to a smattering of stellar explosions called novae, each ...
Astronomy
Oct 9, 2023
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57
As of October 2023, astronomers have discovered 5,506 exoplanets orbiting other stars. That number is growing daily, and astronomers are hoping, among other things, to find Earth-like worlds. But will we know one when we ...
Planetary Sciences
Oct 6, 2023
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30
In 2009 a giant star 25 times more massive than the sun simply vanished. OK, it wasn't quite that simple. It underwent a period of brightening, increasing in luminosity to a million suns, just as if it was ready to explode ...
Astronomy
Oct 4, 2023
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