Alien Life | Astronomy.com

Alien Life, Science

Did aliens watch 1950s nuclear tests? ‘Maybe,’ studies say

The search for alien life may depend on plate tectonics

NASA announces strongest evidence yet for ancient life on Mars

To find alien life, try eavesdropping on their conversations with spacecraft, astronomers suggest

Alien Life, Exoplanets

The search for biosignatures in the Milky Way

Alien Life, Exoplanets

New study revisits signs of life on K2-18 b

Alien Life, Exoplanets

How much evidence do scientists need to claim they’ve found alien life?

Can we detect alien artifacts?

Alien Life, Exoplanets

K2-18 b could have dimethyl sulfide in its air. But is it a sign of life?

ALMA observations of two interstellar icy objects

Alien Life, Science

Mystery ‘interstellar icy objects’ are carrying the seeds of life

Curiosity rover selfie on Mars

Alien Life, Solar System

Curiosity discovers largest organic molecules yet on Mars

SPHEREx in space (artist's concept)

Alien Life, Cosmology, Robotic Spaceflight

SPHEREx launches to conduct a cosmic census