Almost a decade after its controversial launch nearly killed any prospects at long-term success, No Man's Sky is gearing up ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Worlds with liquid water could have formed just 200 million years after the big bang from the remains of the earliest ...

Fires are killing the biggest flowering plants in the universe. And that's just yet another diagnostic that things aren't quite right on planet Earth ... 🐊🦘😳 Get our new newsletter ...

Mysterious little red dots threatened to overhaul modern cosmology—but new research may have solved the celestial conundrum.

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

The largest planet in our solar system appears high in the south at dusk, accompanied by two famous naked-eye star clusters, the Pleiades and Hyades, as well as several bright winter stars.

Certain extreme planets are called ultra-short period objects if they're very close to their stars and orbit them in mere hours, like K2-22b.

To truly understand our place in the universe, we must first comprehend ... If you were to travel to another planet and were asked where you are from, your answer would be "Earth." ...

"But our results show otherwise." Ceres was explored by NASA's Dawn mission, which arrived there in March 2015 and orbited the dwarf planet for about three and a half years. During this time ...

probing the solar system's largest planet with its suite of specialized instruments. The mission's extended mission has seen NASA turn its attention to Jupiter's moons, including the tumultuous ...