Unlike the original Lost in Space that was cancelled after 3 seasons in the late 1960's with a cliffhanger, the Netflix iteration will at least let it's newer version come to a proper conclusion. This is clear in the teaser for season 3 for the new iteration that almost entirely focuses on the Robinson children (with Will Robinson narrating the trailer). Check it out below:
The third and final season of Lost in Space will premiere on Netflix on December 1st.