Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth ...

A new paper calculated a solar storm could bring down the planet's satellite system in just three days, wreaking havoc on ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

Only the third interstellar object recorded as visiting our solar system, 3I/ATLAS will be closest to the Earth on 19 ...

Rocky planets like our Earth may be far more common than previously thought, according to new research published in the ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

In an unprecedented celestial event, NASA's Hubble Space Telescope (HST) captured the dramatic aftermath of colliding space ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its composition.

Scientists atop Mauna Kea on the Island of Hawaiʻi and across the Hawaiian chain are turning their telescopes skyward Friday ...

The Hubble Space Telescope and the Jupiter Icy Moons Explorer have captured fresh images of an interstellar comet as the ...

This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...