as·tro·pho·tog·ra·phy
ˌa-(ˌ)strō-fə-ˈtä-grə-fē
: photography involving astronomical objects and events
as·tro·pho·to·graph
ˌa-(ˌ)strō-ˈfō-tə-ˌgraf
: a photograph of a celestial body or any astronomical phenomenon
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Merriam-Webster unabridged



