Astronomy
Arecibo Observatory, an ‘icon of Puerto Rican science,’ will be demolished
The telescope, known for cameos in moves like Contact and for fast radio burst observations, was feared to be on the verge of collapse.
Space
More Stories in Space
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Planetary ScienceChemical reactions high in Mars’ atmosphere rip apart water molecules
Mars is so dry because its water constant escapes into space. A new study suggests this process occurs in the ionosphere and faster than thought.
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PhysicsGiant lasers help re-create supernovas’ explosive, mysterious physics
For the first time, scientists have re-created a type of shock wave that occurs in supernovas.
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EarthSTEVE may be even less like typical auroras than scientists thought
The purple-and-green, atmospheric light show nicknamed STEVE just got even stranger.
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SpaceJupiter’s icy moon Europa may glow in the dark
Europa’s potential “ice glow” could help scientists map the chemical composition of its surface — and the ocean underneath.
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SpaceThe Milky Way makes little galaxies bloom, then snuffs them out
When dwarf galaxies cross the Milky Way’s frontier, our galaxy compresses their gas, sparking star birth, but then robs them of their star-making gas.
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SpaceJupiter may host atmospheric ‘sprites’ or ‘elves’ never seen beyond Earth
For the first time, NASA’s Juno spacecraft may have spied the bright, superfast light show on another world.
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PhysicsLIGO and Virgo’s gravitational wave tally more than quadrupled in six months
Scientists report 39 sets of spacetime ripples from just half a year of data.
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Planetary ScienceDoubts over a ‘possible sign of life’ on Venus show how science works
Detecting phosphine in Venus’ atmosphere made headlines, but reanalyses and new searches call into question the original discovery of the molecule.
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SpaceWater exists on sunny parts of the moon, scientists confirm
New observations of the moon, made by a telescope flying onboard a Boeing 747-SP jet, have confirmed the presence of water on sunlit areas of the moon.