Can life come on the Earth from outer space?

Yes, Life can come from outer space. This assumption was supported by scientists that life was showered on Earth and Mars in the form of microspores during Haeden Period. Strong Evidences were presented to support the opinion that microspores can also lie on other planet after being transported from another planet . There is scope of formation of life in many places. As the meteors are falling on earth the existence of earth is being investigated