Exomoon discovery: astronomers report the strongest evidence yet for a natural satellite outside our solar system — a Jupiter ...

Scientists have measured temperatures beneath the surface of Jupiter's volcanic moon Io, offering the first-ever glimpse of ...

That hidden ocean has made Europa one of the most compelling places in the solar system to study the conditions that might ...

With artificial intelligence doing its best to inveigle its way into the arts, there’s no better antidote than a late night ...

In a novel three-tiered hierarchical system, the star CD-35 2722 is orbited by a brown dwarf that, in turn, is orbited by a ...

This week, we explore worlds in the making, from the first-ever evidence of moons forming around a distant exoplanet to ...

Two giant planets lighter than cotton candy are giving astronomers a rare new window into the origins of some of the galaxy's ...

A faint giant planet hidden in telescope archives for 11 years has finally been confirmed around the nearby star Beta ...

A New Jersey couple helped scientists uncover the makeup of an unusual asteroid after it fell into their bedroom.

A catastrophic asteroid breakup may have triggered a huge wave of impacts across the inner solar system about 800 million ...

The asteroid that ended the age of dinosaurs erased nearly all traces of itself. It struck Mexico’s Yucatán Peninsula 66 million years ago, vaporized on contact and scattered its remains around the ...

They’re less dense than cotton candy, and they will help astrophysicists better understand the most unusual ways giant ...