Space
Weird ancient burst of light in the sky turns out to be a nova
Six centuries ago, Korean astronomers recorded a bright spot in the night sky. A 25-year hunt for that star has settled a debate about how classical novae behave
News
Space
Nobody knows how these baby stars got so close to our black hole
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Space
Wonky signals from distant stars could be sign of exocomets
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Space
‘Alien megastructure’ star may host Saturn-like exoplanet
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Physics
Solar eclipse will reveal the roiling fog of plasma we call home
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Space
Speedy white dwarf may have survived a rare type of supernova
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Health
Eight great accidents in scientific discovery
Features
Space
Finding the first pulsar set my world spinning
Features
Space
First exomoon might have been spotted 4000 light years away
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Space
We could build a galactic internet but it may take 300,000 years
By using the timing of planets’ orbits around their stars, all the advanced civilizations that may exist in the Milky Way could communicate
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Space
Sun’s gravity could power interstellar video streaming
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Space
Planets in other star systems fit a puzzling pattern
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Physics
Mistaken brown dwarf is actually two planets orbiting each other
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Space
Mass of a white dwarf star directly measured for the first time
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