NASA has defined asteroids as small, rocky objects that orbit the sun like planets, but they are much smaller in size. Most ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" indicating extraterrestrial life.

In a groundbreaking discovery, scientists using the James Webb Space Telescope have detected potential biosignatures—DMS and ...

In what may be the most significant clue to alien planet life yet, scientists studying K2-18b have detected two sulfur-based ...

As scientists discover the most promising evidence of life on a distant planet, experts reveal what that alien life might ...

Using data from NASA's James Webb Space Telescope (JWST), researchers have detected the presence of molecules in the atmosphere of exoplanet K2-18b that, on Earth, are solely produced by simple life f ...

Astronomers have found thousands of exoplanets — worlds beyond our solar system. Most of them are in single-star systems, ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

A distant planet's atmosphere shows signs of molecules that on Earth are associated only with biological activity, a possible signal of life on what is suspected to be a watery world, according to a ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

The image of Luke Skywalker gazing wistfully across the desert of Tatooine while a pair of “suns” set on the horizon is among ...

If their existence is confirmed it ... Scientists Source Solar Emissions With Largest-Ever Concentration of Rare Helium Isotope Apr. 9, 2025 — The NASA/ESA Solar Orbiter recently recorded the ...