Protostar

 __**Protostar: **  __  __** Definition: **  __  A Protostar is a big object that is made by contraction from gas from a giant molecular cloud.   __** What does a protostar do?: **  __  The protosteller phase is the early part of when making a star. This star lasts for about 100,000 years and it starts with the middle of it increasing in density and then finishes with a T Tauri star which then goes into a main star.   In the video bellow it shows what a protostar does in space:

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