Space
Mystery cloud-like blobs over Mars baffle astronomers
In 2012, amateur astronomers spotted at least one unidentified object rising into the Martian sky. Could auroras, volcanoes or aliens be to blame?
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In 2012, amateur astronomers spotted at least one unidentified object rising into the Martian sky. Could auroras, volcanoes or aliens be to blame?
Supernovae were thought to need help from a nearby star – if they don't, we may have to rethink how we measure cosmic distances as well as dark energy