What is a ‘Moonage Daydream’ and why was Ziggy Stardust caught up in one?

When David Bowie donned Ziggy Stardust and conceived of 'Moonage Daydream', it was exciting but left many questions. Here we unpack the real meaning.
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‘Moonage Daydream’ Director Brett Morgen Talks Channeling David Bowie In His Documentary

Moonage Daydream is one of the most successful and critically applauded music documentaries in recent memory...but...can it even be called that? Brett Morgen’s ode ...