Wednesday, 9 March 2022

3.6 Billion Years in Pastel Colors


The Pilbara in northwestern Australia exposes some of the oldest rocks on Earth, over 3.6 billion years old. via NASA https://ift.tt/ZzMhQRT

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Webb Zooms into Helix Nebula

A new image from NASA’s James Webb Space Telescope of a portion of the Helix Nebula highlights comet-like knots, fierce stellar winds, and ...