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Quaking Giants Might Solve the Mysteries of Stellar Magnetism
In their jiggles and shakes, red giant stars encode a record of the magnetic fields near their cores.
Exoplanets Could Help Us Learn How Planets Make Magnetism
New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets.
New Proof Finds the ‘Ultimate Instability’ in a Solar System Model
For the first time, mathematicians have proved that planetary orbits in a solar system will always be unstable.
Webb Space Telescope Snaps Its First Photo of an Exoplanet
The grainy image of a “super-Jupiter” is a sign of what’s to come as the telescope’s exoplanet observations ramp up.
Two Weeks In, the Webb Space Telescope Is Reshaping Astronomy
In the days after the mega-telescope started delivering data, astronomers reported new discoveries about galaxies, stars, exoplanets and even Jupiter.