Astronomy
This extreme star might have huge tidal waves
Gravitational forces between two orbiting stars might be creating huge waves of plasma on one of the stars that break and crash to the surface.
Astronomy
More Stories in Astronomy
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AstronomySpiral galaxies might have been lentil-shaped before becoming starry whirls
By using black holes to track how galaxies merge and grow, an astronomer has proposed an update to the prevailing story of how galaxy shapes evolve.
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SpaceThe James Webb telescope may have spotted stars powered by dark matter
Three objects in the distant universe bear signs of hypothesized “dark stars,” researchers claim, though others say more definitive data are needed.
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ArchaeologyHow an ancient solar flare illuminated the start of the Viking Age
Improved radiocarbon dating aided by a solar flare in the year 775 sheds light on the early days of Vikings and global trading in medieval times.
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AstronomyRyugu asteroid samples are sprinkled with stardust older than the solar system
Slivers of the asteroid appear to be from the fringes of the solar system and could reveal bits of the history of the sun and its planets.
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AstronomyCoronal rain has been seen splashing on the sun
New images of the solar corona, taken by the Solar Orbiter probe, reveal bright fireball effects and upwelling induced by falling plasma droplets.
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PhysicsNeutrinos offer a new view of the Milky Way
Physicists turned to AI to help map out the newfound origins of ghostly neutrino particles coming from deep in the Milky Way.
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AstronomyA newfound gravitational wave ‘hum’ may be from the universe’s biggest black holes
Scientists reported evidence for a new class of gravitational waves, likely created by merging supermassive black holes.
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Astronomy200 years ago, the Milky Way’s central black hole briefly awoke
The black hole is thought to be mostly quiet and dim. Now, glowing cosmic clouds have revealed the behemoth’s last flare.
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PhysicsJulian Muñoz has a ‘ruler’ that could size up the early universe
The measurement tool could lay out a distance scale for cosmic dawn —and offer clues to the nature of dark matter.