An "extra exceptional" Tatooine-like exoplanet, orbiting two suns, has been discovered. Astronomers say the "huge" new world ...

Our solar system didn't form by accident. This video explains the blueprint that created rocky worlds like Earth and Mars ...

Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around ...

The exoplanet, discovered by Northwestern University astronomers, orbits two suns exactly like Luke Skywalker's fictional ...

Strongest evidence yet for an atmosphere on a rocky planet outside our solar system - a thick blanket of gases above an ocean of magma.

New images from the Hubble Space Telescope and ESA’s JUICE spacecraft show interstellar comet 3I/ATLAS as it moves through the inner solar system, offering new details about its path, activity, and un ...

This is the strongest evidence yet of a rocky planet beyond our solar system with an atmosphere. Astronomers using the James ...

The two outermost planets in the solar system are generally considered ice giants, yet we know little about their interiors.

Learn more about brown dwarfs, the cosmic misfits that blur the line between planet and star.

Astronomers have used the James Webb Space Telescope (JWST) to discover that a distant "hot Jupiter" planet has two ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...