The hypothesis of panspermia falls into three general classes. Life voyaged by space debris from someplace outside our close planetary system, the idea of lithopanspermia, or from another planet in our nearby planetary group, ballistic panspermia. The third speculation, coordinated panspermia, holds that life on our planet was spread intentionally by effectively settled and keen life.
As panspermia theories go, ballistic panspermia (likewise called interplanetary panspermia) appreciates the greatest acknowledgment in established researchers. Lumps of different planets have since quite a while ago barraged Earth as shooting stars. Truth be told, one shooting star, ALH84001, found in Antarctica in 1984, bears what a few researchers take as the hints of life or the forerunners to life like amino acids. It’s been determined to have parted from Mars in excess of 4 billion years back.