This photo was taken from space, but it's not a galaxy or a nebula. It's a massive phytoplankton bloom off the coast of South Africa, just when the Atlantic and the Indian oceans meet.
"Van Gogh from space." That's how Rebecca Roth at NASA Goddard describes this stunning image, which looks like Starry Night. But these are not stars. It's right here, on planet Earth. So beautiful that it defies belief.
You are watching the lungs of Earth, the producers of much of the oxygen in the planet, accounting for half of all the photosynthetic activity. They are not trees. It's phytoplankton. It's blooming now, in the Barents Sea. Zoom out: