The James Webb Space Telescope has observed record-breaking free-floating "failed star" and two other brown dwarfs. The discovery could help scientists better determine where the line between a planet and a star is drawn.
James Webb Space Telescope spies record-breaking 'failed star' that shouldn't exist (video) : Read more
James Webb Space Telescope spies record-breaking 'failed star' that shouldn't exist (video) : Read more
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