The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

There could be a ninth planet in our solar system that's lying in wait to be discovered - and no, it's not Pluto. Our solar ...

Could the icy moons of our solar system hold life beyond our planet? Keith Cooper looks at how planetary scientists plan to ...

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...

JWST observations of the ultra-hot super-Earth exoplanet TOI-561 b provide the strongest evidence to date for an atmosphere surrounding a rocky planet beyond our Solar System.

Astronomers tracking a nearby star system thought they had spotted an exoplanet reflecting light from its star. Then it ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact configuration and later underwent a violent reshuffling that scattered them to ...

Everything that has a beginning will have an end. From organisms to planets, the arc remains the same for all parts of the ...

Using observations from both ground-based telescopes and space instruments, they were able to measure the planet's size and ...