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

Astronomers using the James Webb Space Telescope have made the first-ever direct observation of a star swallowing a planet.

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

Thirty-five years ago, the Hubble Space Telescope was launched into orbit. It's been sending back galactic data and images ...

NASA recorded the death of a planet at the hands of a star in an unprecedented event using the unparalleled capacity of the ...

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

How small can you go when forming stars and brown dwarfs? The Flame Nebula, part of the Orion Molecular Cloud Complex, is a ...