Astronomy

James Webb Finds a ‘Cold Lava’ Planet With a Surprising Atmosphere

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Artist illustration of HD 3167 b, an extremely hot rocky exoplanet orbiting close to its star

The James Webb Space Telescope has uncovered a surprising clue about one of the most extreme rocky planets known to astronomers: HD 3167 b, a scorching “lava world” located about 154 light-years from Earth.

Scientists Detect Mysterious Signal That Could Be Dark Matter: What the LZ Experiment Found

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Dark matter visualization showing invisible matter surrounding a galaxy

LUX-ZEPLIN, commonly called LZ, is one of the world’s most advanced experiments designed to search for dark matter.

The detector is located approximately 4,850 feet underground at the Sanford Underground Research Facility in Lead, South Dakota.