Hawaiian Islands: NASA space-shuttle photograph, STS051I-39-042, 06/24/85, 70 mm format. High-oblique view toward northeast with sunglint from ocean. The Hawaiian Islands are a chain of volcanic mountains that formed over a hot spot. As the Pacific plate migrates toward the northwest (left), new volcanoes appear to the southeast (right). The Island of Hawaii (farthest to right) is the youngest and still active volcano in the chain.