Sun May Have Escaped Milky Way’s Crowded Core Billions of Years Ago

Sun May Have Escaped Milky Way’s Crowded Core Billions of Years Ago

Using a vast catalog of Sun-like stars built by ESA’s Gaia mission, astronomers have found strong evidence that our home star traveled outward with thousands of stellar counterparts roughly 4 to 6 billion years ago, offering new clues to the formation of the Milky Way’s central bar. An artist’s impression of a migration of the Sun and its stellar twins from the center of the Milky Way approximately 4 to 6 billion years ago. Image credit: NAOJ. “While archaeology on Earth studies the human past, galactic archaeology traces the vast journey of stars and galaxies,” said Tokyo Metropolitan University astronomer...

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Sun May Have Escaped Milky Way’s Crowded Core Billions of Years Ago

Sun May Have Escaped Milky Way’s Crowded Core Billions of Years Ago

Using a vast catalog of Sun-like stars built by ESA’s Gaia mission, astronomers have found strong evidence that our home star traveled outward with thousands of stellar counterparts roughly 4 to 6 billion years ago, offering new clues to the formation of the Milky Way’s central bar. An artist’s impression of a migration of the Sun and its stellar twins from the center of the Milky Way approximately 4 to 6 billion years ago. Image credit: NAOJ. “While archaeology on Earth studies the human past, galactic archaeology traces the vast journey of stars and galaxies,” said Tokyo Metropolitan University astronomer...

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This Offshore Wind Turbine Will House a Data Center Underwater

This Offshore Wind Turbine Will House a Data Center Underwater

As data-center developers frantically seek to secure power for their operations, one startup is proposing a novel solution: Build them into floating offshore wind turbines. San Francisco–based offshore wind-power developer Aikido Technologies today announced its plans to start housing data centers in the underwater tanks that keep its turbine platforms afloat. The turbines will supply the power for the servers, and onboard batteries and grid connection will provide backup. The company’s first prototype, a 100-kilowatt unit, is scheduled to launch in the North Sea off the coast of Norway by the end of this year. A 15-to-18-megawatt project off the...