Articles on Cosmos

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Dust in the heart of galaxy NGC628. NASA / ESA / CSA / Judy Schmidt

From dead galaxies to mysterious red dots, here’s what the James Webb telescope has found in just 3 years

The James Webb Space Telescope is celebrating three years from its launch. Its discoveries have already changed our understanding of the early universe.
Carl Sagan at his Cornell University laboratory in Ithaca, N.Y., in 1974. Santi Visalli, Inc./Archive Photos via Getty Images

Carl Sagan’s scientific legacy extends far beyond ‘Cosmos’

On what would’ve been the astronomer’s 90th trip around the Sun, here’s a look at his legacy as a scientist, advocate and communicator.

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