On their inquiries, they discover that a polaric explosion caused the annihilation.
The second concept of difference-making revealed in the episode is the idea of trying to go back in time to change the past. The Voyager crew after discovering the annihilation of the planet they ought to send to team members back in time so as to prevent this catastrophe. However, the crew that was sent back in time do not receive a warm welcome from the residents. They lost contact with the other team members.
These two instances are ideologically related to one another. The greatest concept tying these two situations is that they try to make a change that would be good. They try to save something that was lost. First, the exploration is to discover something new from the ordinary, and the going back in time is to change the future something that is practically impossible. However, as the episode ends it is unveiled that somehow the presence of the Voyager crew might have been the cause of the planet’s