Newly discovered comet C/2025 R2 (SWAN) will soon be gracing our evening sky. Here's how to see it and what to expect.

Astronomers around the world have confirmed over 6,000 exoplanets, a milestone reached in September 2025. Billions more are waiting to be discovered.

If you want to build a little rocket to get off a little planet, [Rocket Lab is] probably a good place to start,' ...

The arrival of mini moon could draw the attention of private companies and agencies focused on asteroid mining ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Astronomers are racing to study 3I/ATLAS, an interstellar comet whose strange behavior reveals new clues about how other ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be visible across the U.S.

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

In a new study published in the journal Research Notes of the American Astronomical Society, astronomers report the discovery ...

This weekend's September new moon will rise amid a partial solar eclipse, giving way to the autumnal equinox. Here's when, ...

Three missions aimed at observing space weather are set to launch Sept. 23 from Florida. Here's what to know about NASA's ...