Earth may be the only planet in the universe that we know to support life. However, astronomers have identified several alien exoplanets that could have even better environments, making them ...

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just finding distant worlds, they are cataloguing places with molten surfaces, ...

Alien solar systems that are home to so-called "hot Jupiters" — gas giants circling sizzlingly close to their stars — are unlikely homes for Earth-like planets, researchers say. Hot Jupiters get their ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our solar system, detecting in an alien ...

WASHINGTON — One of the largest planets ever detected orbits at an enormous distance around two stars with a combined mass up to 10 times greater than our sun, an extreme celestial family that ...

Loading external pages may require significantly more data usage than loading CBC Lite story pages. In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained ...