In this handout released by NASA, angular and smooth surface of rocks are seen in an image taken by the panoramic camera on the Mars Exploration Rover Spirit January 6, 2003. The rover landed on Mars January 3 and sent it's first high resolution color image January 6.

The international space union now plans to conduct a space mission that will bring back Martian specimens inhabiting rock samples.

NASA said that the spacecraft is expected to land on the U.S. Air Force testing (located in Utah) around 2030. But, the space agency is still looking for feedback to see if the new plan is accepted. 

According to NPR's latest report, the plan of NASA to bring back space specimens from Mars should be examined thoroughly. Who knows what these microbes bring to Earth. 

To read more, click here.