THOR (1962) #245

Earth is destroyed at the hand of the Time Twisters, but will time trave be the key to giving Earth its future back? With the Time-Twisters gone and 50th century Earth in ruins, Thor, Jane Foster and the Warriors Three find themselves the only survivors of planetary holocaust. Zarrko and the Servitor reemerge from the Time Cube, blaming the Asgardians for their failure.