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The iconic Earthrise image of Earth appearing over the moon’s horizon as captured by William Anders from the Apollo 8 spacecraft, taken during a live broadcast with NASA astronauts from

https://earthsky.org/upl/2025/12/sun-cme-inflow-parker-solar-probe-december-2025-ezgif.com-resize-video.webm These images of our star’s solar wind, captured by NASA’s Parker Solar Probe, show a phenomenon called an inflow occurring in the sun’s upper atmosphere. This is where solar

View larger. | The Hubble Space Telescope captured this image of the interstellar comet 3I/ATLAS on July 21, 2025. It was the most buzzed-about story of 2025. Read more of

View larger. | Artist’s concept of the double-tailed planet WASP-121 b. The tails span nearly 60% of the planet’s orbit around its star. They form as the atmosphere of the

Artist’s concept of exoplanet TRAPPIST-1e, about 40 light-years from Earth. A new study urges caution when trying to determine if there is a methane atmosphere on TRAPPIST-1e, or any atmosphere

Artist’s concept of the boundary in the sun’s atmosphere, where the speed of the outward solar wind becomes faster than the speed of magnetic waves. Astronomers call this boundary the

Artist’s concept of a massive star. Did monster stars create the supermassive black holes astronomers see in the very early universe? A new study has found evidence that they did.

Meet a spreading earthmoss known as Physcomitrella patens. It’s frequently used as a model organism for studies on plant evolution, development, and physiology. In this image, a reddish-brown sporophyte sits

Unusually long gamma-ray bursts require more exotic origins than typical gamma-ray bursts. This animation illustrates one proposed explanation. It shows a black hole eating a stellar-mass star. As the black