Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

Using data from NASA’s retired InSight lander, two separate teams of researchers found evidence of a sluggish Martian mantle ...

Mars is known for its barren desert landscape and dry climate. But two recent studies in the journals Nature and Science go ...

Six planets are hanging out in the sky this month. It’s what’s known as a planetary parade and it’s the last one of the year.

Astronomers using the James Webb Space Telescope have discovered a planet-forming disk that almost entirely lacks water, ...

Astronomers have long believed that water-rich and ice-filled 'water worlds' are among the most common types of planets in ...

Scientists revealed Wednesday that Mars' innermost core appears to be a solid hunk of metal just like Earth's. Related video ...

Scientists have discovered many exoplanets over the years, but for the first time, they've identified one that exists outside the Milky Way.

A terrestrial planet hovering between Mars and Jupiter would be able to push Earth out of the solar system and wipe out life on this planet, according to a recent experiment.

Fengtu • Science Popularization • To Reach Further Planets. Please @ the 'Strongman' of the Rocket Family. When we gaze at ...

More than 85 climate scientists declared the Department of Energy’s new climate report unfit for policymaking in a ...

Astronomy magazine's special issue asks: What can we do so that Earth is a nice place to live now, and a million generations from now?