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Harvard Smithsonian Center For Astrophysics

All articles tagged with #harvard smithsonian center for astrophysics

astronomy2 years ago

"Groundbreaking Discovery: Astronomers Unveil a Surprising 'Warm Jupiter'"

Astronomers from the Harvard-Smithsonian Center for Astrophysics have discovered a new 'warm Jupiter' exoplanet, TOI-4641 b, orbiting a rapidly rotating F-type star. The planet is nearly four times as massive as Jupiter and has a radius of about 0.73 Jupiter radii. It orbits its host star every 22.09 days at a distance of 0.173 AU. This finding is significant for studying mechanisms that induce primordial misalignment in planetary systems.

astronomy2 years ago

Star Devours Planet in Rare Cosmic Event.

Scientists have observed a star swallowing a gas giant planet around the size of Jupiter or bigger, in a first-of-its-kind observation. The star had been expanding for eons and finally engulfed the close-orbiting planet. The event occurred between 10,000 and 15,000 years ago near the Aquila constellation. The swallow itself was brief, occurring in one fell swoop, but the star's lifetime is billions of years. Astronomers suspect thousands of planets around other stars will suffer the same fate, including our solar system.