What do we need for life to exist? Most lists include:
- a solvent
- warmth
- protection
- construction material
The Hubble Space Telescope has spotted number 4, in the form of methane and carbon dioxide in the atmosphere of HD 189733b
- Read more about how we can find the chemical signs of life at the
- HubbleSiteExplore these ideas in depth with concord.org’s “Is there Life in Space?” activities
Main Image: By NASA/Goddard Space Flight Center/Conceptual Image Lab [Public domain], via Wikimedia Commons
