Our sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its diameter expands more than a hundredfold, engulfing any unlucky planets in ...

Outer space never fails to remind us just how much we don't know. Astronomers have uncovered a lemon-shaped planet that ...

The exoplanet, dubbed PSR J2322-2650 b, has a helium-and-carbon atmosphere, something researchers say they've never seen ...

Our Sun is about halfway through its life, which means Earth is as well. After a star exhausts its hydrogen nuclear fuel, its ...

Space is full of unsolved mysteries, and a team using NASA’s James Webb Space Telescope have recently turned up a doozy.

One side of TOI-561 b is constantly locked towards its star, and the observations showed that this face is very cool for such a closely orbiting planet. A thick atmosphere must be transferring heat ...

Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet ...

Astronomers have discovered a bizarre lemon-shaped exoplanet with extreme heat and a carbon-rich atmosphere, leaving experts unsure how it even formed.

Space startup's CEO talks about putting tens of thousands of satellites in orbit to serve as networked data centers.

The hunt is on for terrestrial exoplanets in habitable zones, and some of the most promising candidates were discovered ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

Kuiper Belt clues, competing ideas, and how Rubin Observatory could finally reveal the hidden world soon by 2026.