Astronomers watched water clouds grow thicker and thinner on a world trillions of miles away. It's familiar weather in a ...

As far-fetched as it may seem, quirks of orbital mechanics could allow hundreds of planets to be packed around a star ...

Scientists believe there are planets outside our solar system where life is even more abundant and sustainable.

Concerns about passing 1.5C and ‘global dimming’ are driving attention to the prospect of large-scale interventions in Earth ...

NASA’s Voyager 1 spacecraft has been breaking distance records for decades. Launched almost 50 years ago, it became the ...

Imagine that the Sun is on the verge of exploding. Or that a planet-killing asteroid is headed our way. Or maybe you just ...

Scientists did not arrive at Earth’s age from one clue. Several very different measurements keep pointing toward the same ...

The 6,000-year claim faces evidence from several places that have little to do with one another. What those independent ...

In 2022, a Sun-observing probe flew through an S-shaped stream of charged particles pouring out of the star. These mysterious ...

Harvard geoscientists reported that organic matter harvested from certain meteorites bears chemical traces of “primitive ...

A potential Tatooine -like planet from Star Wars of Earth’s size in a nearby binary star system can hold liquid water and ...

Looking for the real-time distance between Earth and the Sun? Find out the Sun's current distance with our reliable and ...