Titan, Saturn's largest moon, is home to vast lakes and seas - not of water, but of liquid methane and ethane. In this video, we explore NASA's revolutionary TitanAir concept, a futuristic seaplane ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Just three decades ago, astronomers had no evidence that planets commonly orbited other stars. Then in 2025, NASA confirmed ...

Neil deGrasse Tyson challenges recent UAP disclosures, urging officials to provide concrete evidence of extraterrestrial life ...

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

Avi Loeb vows to brief public and create website to share findings of team tasked with investigating origins of mysterious ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

A new survey of hundreds of astrobiologists reveals that, despite NASA's high-profile declarations about Mars and exoplanet K2-18b, most experts do not yet think alien life has probably been found.

Strange interstellar comet speculated to be alien spacecraft is older than Solar System - Scientists say comet represents ...

Neil deGrasse Tyson calls on the government to just show the alien, saying Americans are ready for disclosure after years of hearings and UAP files.