New Study Shows That Earth and Mars Had Different Origins
A surprising discovery suggests that Mars and Earth formed through different processes, which could help scientists confirm whether exoplanets are habitable.
Read full article →Background from the Knowledge Base
Evidence of Life on Mars: What NASA Has Discovered So Far
Review the evidence for past and present life on Mars, including NASA rover discoveries, methane detections, and what scientists believe about Martian biology.
Habitable Exoplanets: Where Could Alien Life Exist?
Explore the most promising habitable exoplanets discovered by NASA's Kepler and TESS missions, and which worlds are most likely to harbor extraterrestrial life.
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