How astronomers search for signs of life on distant exoplanets

Focusing in on Other Worlds · 57:17 · Video: NASA · Watch at the source

In short: This Smithsonian National Air and Space Museum program explores the growing number of confirmed and potential worlds beyond our solar system. Learn how experts use atmospheric analysis to hunt for biomarkers that might indicate the presence of alien life.

The video examines the current state of exoplanet exploration, focusing on the vast abundance of worlds discovered outside our solar system. Experts discuss the methodologies used to identify these planets and the future of space observation.

A primary objective of modern aerospace science is peering into the atmospheres of these faraway worlds. By analyzing these atmospheres, researchers aim to detect biomarkers, which serve as potential indicators of life elsewhere in the cosmos.

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