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The James Webb Space Telescope may have already found the oldest galaxy ever seen

Just a week after showing the world its first images, the James Webb Space Telescope may have found a galaxy that existed 13.5 billion years ago, a data-analyzing scientist said Wednesday. The galaxy known as GLASS-z13 dates back to 300 million years after the Big Bang, about 100 million years earlier than anything previously identified, …

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This stunning photo shows a star you’ve never seen before

A bit like neon artwork from the 80s. But what the photo above really shows is much cooler. It’s a star, and the first optical image taken by the latest instrument on the Gemini South Telescope, the Gemini High-Resolution Optical SpecTrograph, or GHOST. What it shows is the entire optical spectrum of light emitted by …

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