Creepy Coincidences That Will Freak You Out: <a href=" ►25 Astonishing Facts About Outer Space: <a href=" The universe is big ...

When the James Webb Space Telescope detected potential biosignatures in the atmosphere of K2-18 b last year, the discovery sparked intense debate. Here was a sub-Neptune exoplanet 124 light years away ...

Superman and Co. have superhuman powers and save the world. But they aren't the first-ever superheroes. Ancient deities like Zeus, Diana or Heracles served as inspiration for modern characters.

It's been one Neptunian year—or about 165 Earth years—since astronomers first observed the most distant planet from the sun.

European astronomers report the discovery of a second alien world in the TOI-1422 planetary system located some 500 light ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's habitable zone. Water is a key ingredient for life, and on a planet too close to ...

A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of ...

These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...

Digital editor Denise O'Donoghue rounds up 300 of the best Irish gifts to shop this festive season. This is your A-Z guide to ...

A comet hurtling through the solar system from interstellar space is exactly what it appears to be, NASA officials said Wednesday, moving to quash a wave of online speculation.

Nearly a century after Pluto’s discovery, astronomers are still hunting for mysterious planets beyond Neptune - including a ...