Scientists are searching for extraterrestrial life in two very different ways. Firstly, they are searching for evidence of unicellular life within the solar system: searching Mars and meteors? which have fallen to Earth, and a proposed mission to Europa, one of Jupiter's moons with a liquid water core, which may contain life. |
Scientists are searching for extraterrestrial life in two very different ways. Firstly, they are searching for evidence of unicellular life within the solar system: searching Mars and meteors? which have fallen to Earth, and a proposed mission to Europa, one of Jupiter's moons with a liquid water core, which may contain life. |
Panspermia holds that (extraterrestial) life is prevalent through space in form of small seeds. |
Panspermia holds that (extraterrestial) life is prevalent through space in a form analogous to spores. Extraterrestrial life forms, especially intelligent ones, in fiction and popular speech are often referred to as aliens. |