The ‘Lost Sisters’ of the Pleiades Fill the Entire Night Sky

Astronomers identified more than 3,000 stars associated with the cluster, and there might be even more.

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An Army of Robot Telescopes in Texas Makes the Stars Feel Closer Than Ever

Starfront Observatories allows amateur astronomers to rent a spot for their telescopes and photograph the cosmos over a high-speed data connection.

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Two Comets Are Moving Into Your Night Skies in October: How to Watch

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at the same time.

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NASA to Launch IMAP and Space Weather Missions on SpaceX Rocket: How to Watch

A NASA mission, IMAP, and two more spacecraft are heading to space atop a single SpaceX rocket.

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A Defender of Darkness in the Darkest Place on Earth

A Chilean astronomer has become dedicated to battling light pollution in the Atacama Desert and preserve what is considered the best place on Earth to study space.

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Happy 10th Birthday to the Laser Interferometer Gravitational-Wave Observatory. Now Drop Dead.

Ten years ago, astronomers made an epic discovery with the Laser Interferometer Gravitational-Wave Observatory. Cosmology hasn’t been the same since, and it might not stay that way much longer.

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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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Vera Rubin Telescope Quickly Found 1,200 New Asteroids

The Vera C. Rubin Observatory is expected to find millions of unknown objects in our solar system, and perhaps even a mysterious Planet Nine.

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Traveling the Cosmos With Carter Emmart, One Last Time

For nearly three decades he has created mesmerizing planetarium shows at the American Museum of Natural History. But other galaxies await.

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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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