Astronomers have identified 2025 SC79, a new asteroid with a remarkably fast 128-day orbit, placing it among the ...

NASA’s James Webb Space Telescope has captured the first detailed look at a carbon-rich disk surrounding the exoplanet CT Cha ...

Astronomers have generated the first three-dimensional map of a planet orbiting another star, revealing an atmosphere with ...

This month, we were visited. First contact went surprisingly well, but that’s not to say it was uneventful. I arrived with ...

JWST found a carbon-atmosphere planet orbiting a pulsar, challenging current models of how planets form. Scientific progress often comes from data that don’t fit our current understanding. This idea, ...

Many scientists call Jupiter the architect of the solar system because its immense gravity influenced the orbits of other ...

Astronomers using data from the W. M. Keck Observatory on Maunakea in Hawaiʻi Island have identified a rare, ancient ...

Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...

New research shows how Jupiter carved out rings and gaps that changed how and when planets and meteorites formed.

As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

NASA has activated a global planetary defense group to study a massive interstellar object exhibiting strange, possibly artificial characteristics ...

The interstellar comet 3I/ATLAS is on a trajectory that could soon lead to a fascinating encounter with NASA’s Jupiter probe.