The Geminids peak Dec. 13, producing up to 120 meteors per hour visible from 8 p.m. until sunrise. Plus, a recap of ...

Mars orbiters have given astronomers an unexpected new vantage point on 3I/ATLAS, sharply tightening estimates of the ...

The Hubble Space Telescope has captured a spiral galaxy designated as NGC 1792. The galaxy is glowing with the light of ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

Astronomers have confirmed that three Earth-sized planets are orbiting two stars in the same system — a first in the history ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Researchers refined the trajectory of interstellar comet 3I/ATLAS using ExoMars Trace Gas Orbiter data, improving predictions and enabling precise monitoring for scientific study and planetary defense ...

Scientists combine observations from Mars missions to get the clearest and most accurate track of 3I/Atlas so far.

NASA’s Fermi Gamma-ray Space Telescope may have detected the first direct evidence for dark matter, according to new research ...

Astronomers have uncovered clues to a red giant’s chaotic past by detecting subtle stellar vibrations that hint at a long-ago collision and an unexpectedly rapid spin. Astronomers at the (IfA) have pi ...

MIT astronomers utilized a space-based X-ray telescope to delineate critical features within a star system’s innermost region ...

From the earliest artificial satellites to today's sophisticated space telescopes and GPS constellations, these marvels of ...