Mar 9, 2021 · As humanity casts an ever-wider net across the cosmos, capturing evidence of thousands of worlds, an ancient question haunts us: Is anybody out there? The good news: …

Extraterrestrial life, or alien life (colloquially, aliens), is life that originates from another world rather than on Earth. No extraterrestrial life has yet been scientifically conclusively detected.

Sep 29, 2023 · Nasa's James Webb Space Telescope (JWST) recently detected tantalising hints at life on a planet outside our Solar System - and it has many more worlds in its sights. …

Mar 24, 2025 · The ultimate goal of NASA's exoplanet program is to find unmistakable signs of current life on a planet beyond Earth. How soon that can happen depends on two unknowns: …

Mar 24, 2025 · Observations from the ground and from space have confirmed thousands of planets beyond our solar system. Our galaxy likely holds at least 100 billion. But so far, we …

5 days ago · Currently being constructed in Chile, it will see 1st light in 2028 and help search for signs of alien life on exoplanets. In fact, it will be able to do so faster than ever before. In fact, it ...

3 hours ago · The LIFE mission would feature four space telescopes acting together to search for biosignatures on rocky planets in the habitable zones of their stars.

Sep 25, 2018 · Within our solar system, NASA’s missions have searched for signs of both ancient and current life, especially on Mars and soon, Jupiter’s moon Europa. Beyond our solar …

3 hours ago · If future surveys of 40 to 80 exoplanets yield no signs of life, it could suggest that fewer than 10 to 20% of similar planets harbor life, equating to about 10 billion potentially …

Since humans first looked to the cosmos, we have wondered if life exists elsewhere in the Universe. Scientists and engineers at the Center for Astrophysics | Harvard & Smithsonian …