A spacecraft operated by the European Space Agency and the Japan Aerospace Exploration Agency has made its final flyby of Mercury, as scientists now work to guide BepiColombo into the planet’s orbit.

New study reveals Pluto and Charon’s origin: a unique "kiss and capture" collision redefines how binary systems form.

Alien hunters are buzzing after astronomers discovered 85 potential planets outside our solar system that could harbor life.

For decades, astronomers have tried to determine how Pluto acquired its unusually large moon Charon, which is about half the ...

Enigmatic planet Mercury posed for some closeups when the BepiColombo mission flew by. Craters, bright regions and volcanic ...

Heat pumps are being encouraged to help cut the UK's carbon emissions, but there are other reasons for considering them too ...

Six planets will all be visible at once in the night sky this month, lined up across the sky—but one is set to disappear from view.

Using computer models, researchers studying Pluto and its moon, Charon, have discovered an unforeseen kind of cosmic ...

Skies over South Carolina kick off 2025 with a planet parade, ancient comet and the muse of "Beyond Antares," a 23rd-century love song from "Star Trek" fame.

The potential discovery of a large planet beyond Neptune’s orbit could change everything we know about the Solar System.