Even if human Martians are given protective space suits and sturdy underground shelters, this radiation is likely to still ...

"Before Hubble, no generation ever had access to unimaginably vibrant views of space, stretching almost all the way back to ...

With its beautiful rings, Saturn may be the most stunning planet in the solar system. It is the sixth planet from the sun and ...

The planet, roughly the mass of Mercury, orbits its star extremely close, so close that its surface is likely covered in ...

Astronomers from MIT have uncovered a dramatic celestial spectacle: a Mercury-sized exoplanet that is rapidly disintegrating ...

The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...

Space exploration missions have revealed that polar vortices aren’t uncommon beyond Earth. They’ve been observed throughout ...

Dimethyl sulfide is cool—and a potential biosignature—but scientists are urging caution before we declare a plankton party ...

A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...

The surface of Mars is extremely cold, irradiated, and desiccated. But at one time, the planet was much warmer and wetter, ...

A new study shows TOI-270 d is a fiery rocky exoplanet, offering fresh insight into the galaxy’s most common planet type.

Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long ...