- NASA scientists propose new 'alien life evidence' scale https://www.space.com/alien-life-evidence-scale-proposed 66 comments aliens
- NASA scientists propose new 'alien life evidence' scale https://www.space.com/alien-life-evidence-scale-proposed 15 comments space
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- NASA announces UFO study group members | Space https://www.space.com/nasa-names-ufo-study-group-members 323 comments
- Space.com: NASA, Space Exploration and Astronomy News https://space.com 152 comments
- Are We Alone in the Universe? NASA Calls for New Framework | NASA Are We Alone in the Universe? NASA Calls for New Framework https://www.nasa.gov/feature/are-we-alone-in-the-universe-nasa-calls-for-new-framework 36 comments
- Extremophiles on Mars could survive for millions of years | Space https://www.space.com/mars-microbes-conan-the-bacterium-survival 24 comments
- Salty Water Flows on Mars Today, Boosting Odds for Life | Space http://www.space.com/30673-water-flows-on-mars-discovery.html 3 comments
- Mars Life? 20 Years Later, Debate Over Meteorite Continues | Space https://www.space.com/33690-allen-hills-mars-meteorite-alien-life-20-years.html 1 comment
- Mars: Everything you need to know about the Red Planet | Space https://www.space.com/47-mars-the-red-planet-fourth-planet-from-the-sun.html 0 comments
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