At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

Mary Gilmore, Staff Writer On Wednesday, Apr. 16, a team of astronomers found evidence of an unexpected atmospheric gas while ...

Thanks to JWST, we've learned key details about methanol — a key building block for organic compounds necessary for life — on ...

An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists.

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

By Dave Prosper Astronomers have been trying to discover evidence that worlds exist around stars other than our Sun since the ...

A rare and dramatic scene unfolds 140 light-years from Earth. A rocky planet, once whole, is now crumbling to dust under the ...

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

From spellbinding images to groundbreaking scientific discoveries, we look back on some of Hubble's most exciting milestones.

Robert Lee Hotz covered new research and its impact on society for The Wall Street Journal.

The planet, roughly the mass of Mercury, orbits its star extremely close, so close that its surface is likely covered in magma evaporating into space. As it orbits its star in just 30.5 hours, the ...

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