Newly Discovered Moon Around Uranus Was Hiding Outside Its Rings

The 29th moon found to be orbiting the solar system’s 7th planet is about six miles wide.

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Study Finds Planet Around Trappist-1 Star Shows No Signs of Life

Astronomers had hoped to observe an atmosphere on one of the seven planets known to orbit Trappist-1, a red dwarf star. A new study found nothing to write home about.

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Possible Planet Spotted Around Alpha Centauri A by NASA’s James Webb Telescope

Astronomers found strong evidence that a gassy Jupiter-size world is orbiting Alpha Centauri A, one of three stars in the solar system closest to our own.

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Hints of Life on Exoplanet K2-18b Recede Even Further

New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.

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Scientific Dreams in the Balance

Research breakthroughs are often sagas of passion, curiosity and sacrifice. If Trump’s proposed budget cuts for 2026 are enacted, many such journeys may never get started.

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There’s Probably No Life on K2-18b After All, Three Studies Conclude

In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent analyses discount the evidence.

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At the American Museum of Natural History, a Look to Outer Space

Stranded astronauts and celebrity space tourism have piqued interest in space — and a photography exhibition in the museum is making the most of it.

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NASA’s Webb Telescope Spots Auroras on Neptune for the First Time

The James Webb Space Telescope identified the lights in the distant planet’s atmosphere, which could not be seen by earlier telescopes or spacecraft.

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