habitable zone

Goldilock Zone for life.

Astrobiology deals with

A replica of a plant or animal is preserved in

mold

The major concept in astrobiology is the habitable zone

the distance need to be neither too hot or not too cold and is often referred as Goldilock Zone for life.

Astrobiology deals with the origin, evolution and distribution of life in the universe and to investigate the possibility of life in other world.

sedimentary rocks.

When the organism gets buried in sediment it is dissolved by underground water leaving a hollow depression called a mold.