Physics
After 30 years, this supernova is still sharing secrets
It’s been 30 years since astronomers first witnessed the stellar explosion known as SN 1987A. Today, researchers are still learning from this cataclysmic phenomenon.
HS-ESS1-3
Communicate scientific ideas about the way stars, over their life cycle, produce elements.
More Stories in HS-ESS1-3
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SpaceRivers of stars flow between ‘clouds’ orbiting the Milky Way
Two streams of stars flow between dwarf galaxies known as the Magellanic Clouds. This new finding could give clues to the structure of our Milky Way galaxy.
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SpaceA new, nonexplosive source of black holes?
At least one black hole may have formed from the collapse of a cloud of gas, which is not the usual birthing scheme. This might even be how some of the earliest gargantuan black holes developed.
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PlanetsJuno’s knocking on Jupiter’s door
The Juno spacecraft will peer into Jupiter’s clouds and fly in close to its monstrous auroras.
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PhysicsCool Jobs: Solar sleuthing
No star is closer than the sun, and yet there’s much science still don’t know about how it actually works. These scientists are helping solve the mysteries.
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SpacePollution may give ‘first’ stars a youthful look
The oldest stars should be made of only light elements. But these suns may have sucked up heavier elements, giving them a more youthful appearance, a new study finds.
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SpaceNews Brief: Latest supernova is also super-brightest
The light from stellar fireworks in a galaxy far, far away has just reached Earth. It comes from a star that exploded in a massively bright flash.
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SpaceMini-sats: The trick to spying Earth-bound asteroids?
NASA is supposed to begin nonstop screening by 2020 for all asteroids that could pose a threat to Earth. Some astronomers now think the only way to affordably meet that deadline is by using mini-satellites