Aliens have long been a staple of science fiction. Yet the possibility of intelligent life beyond Earth is more than a matter of imagination—it is also a subject of serious scientific inquiry.

A breakthrough in telescope imaging could reveal countless alien worlds that have been hiding in plain sight. Scientists developed a new technique that uses a digital twin of the James Webb Space ...

Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

A rocky planet exposed to extreme heat from its star appears to reflect nearly three-quarters of the starlight that reaches ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Illustration of the Earth-like exoplanet Proxima Centauri b orbiting the star Proxima ...

WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the Milky Way galaxy that presents a unique hellscape - covered with a perpetual ocean of ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

Astronomers have narrowed down the cosmic search for life, identifying fewer than 50 rocky planets among thousands of known exoplanets that may have the right conditions to support life. Using new ...

A new study from researchers in Japan suggests that a better way to search for alien life might be to look for suspiciously similar planets that are close to each other. The idea is that if life has ...