Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class ...

Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy.

Warmer climates than Earth’s could accelerate life’s development, potentially increasing the number of planets with more ...

"My contention is that Earth may, if we are lucky and diligent and clever enough, grow an emergent superconsciousness." ...

“Whether it is real or not, it is 100 percent NOT Planet Nine,” Brown says. “Planet Nine is a prediction based on inferred ...

Of the more than 5,000 exoplanets that have been confirmed so far and many more thousands of candidates, most orbit stars the ...

The exoplanet 2M1510 (AB) b makes an unusual orbit around a pair of brown dwarfs, objects bigger than gas-giant planets but ...

The Fermi Paradox, named after physicist Enrico Fermi, highlights a contradiction in our understanding of alien life: despite ...