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View larger. | Artist’s concept of a rocky planet like Earth with colorful microbes in its clouds. The microorganisms have biopigments similar to ones on Earth. New research shows that

The James Webb Space Telescope captured this image of galaxies floating through space. At top is a Little Red Dot, indicated by the arrow. (See closeup below.) It’s an extremely

Edwin Hubble as a young man. It was then that he said, “If only I could find some principle for whose sake I could leave everything else and devote my

Artist’s concept of exoplanet GJ 9827 d. It might be a steam world, with lots of water vapor in its atmosphere. Astronomers say exoplanet atmospheres are a key to whether

The Pleiades star cluster, a favorite of stargazers, is actually part of a group that has more than 3,000 stars. Image via Shireen Gonzaga. Your support = more science, more

View larger. | NASA’s Viking 1 lander took this photo of surrounding rocks and sand dunes on May 26, 1977. The lander’s sampling arm is in the foreground and the

View larger. | Artist’s concept of a dying star engulfing a planet. A new study from researchers at University College London and the University of Warwick in the U.K. shows

This artist’s impression shows a star going supernova. About 22 million light-years away, the supernova – SN 2024ggi – exploded in the galaxy NGC 3621. Using the ESO’s Very Large

https://earthsky.org/upl/2025/11/SolarsystemmovingthroughgalaxyTonyDunn-resize-video.mp4 This video shows our solar system moving through the galaxy. The view is from a hypothetical vantage of a typical interstellar object in the sun’s vicinity. Illustration via Tony

This image, which the European Southern Observatory (ESO) released on March 27, 2024, shows the supermassive black hole at the center of our Milky Way in polarized light. It depicts