What concept suggests that life might spread throughout the cosmos via meteoroids or planetary debris?
Answer
Panspermia
Panspermia is the scientific perspective suggesting that life's building blocks or hardy microorganisms can be distributed across star systems by celestial debris ejected from planetary impacts.

#Videos
NASA Scientist Answers Alien Questions | Tech Support | WIRED
Related Questions
What primarily forms the foundation for the statistical argument used by experts regarding extraterrestrial life?What specific condition defines a planet residing in the 'habitable zone'?In surveys of scientific professionals, where does the agreement regarding extraterrestrial life typically break down?What concept suggests that life might spread throughout the cosmos via meteoroids or planetary debris?How do experts often reconcile the contradiction posed by the Fermi Paradox?What specific type of signature are scientists focused on when trying to confirm the existence of *intelligent* life?According to the statistical hurdle analysis context, which variable is described as the most destructive for finding *intelligent* neighbors today?What is the primary rationale cited for the high confidence level in the existence of *microbial or simple* life?What heuristic emerges when comparing the difficulty of abiogenesis versus the difficulty of evolution to intelligence?What specific exoplanet mentioned shows evidence supporting the conditions for life as we understand it?What philosophical principle do most modern astrophysicists implicitly support when arguing that Earth is not unique regarding the origin of life?