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It'll help unlock mysteries about these iconic apex predators - explaining their "superpowers" like wound-healing and long lifespans - and why they've thrived for more than 400 million years. Read more.
Meet Hippocamp, the smallest known moon of the planet Neptune. Scientists have puzzled over its origin. Now, new Hubble data has shed light on its mysteries. Read more.
View at EarthSky Community Photos. | SpaceX took a giant step on Saturday with the successful launch of its Crew Dragon demo capsule, its first spacecraft designed to carry humans. Michael Holland Sr. caught the launch from Lakeland, Florida.