Armagh Observatory and Planetarium set to livestream world well-known CHRISTMAS LECTURES – Astronotes
The world-famous CHRISTMAS LECTURES are coming to Armagh Observatory and Planetarium in December, when AOP streams ...
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Tag: famous
Cygnus’ well-known stellar duo: 61 Cyg and SS Cyg
Amongst its embarrassment of deep-sky riches, mighty Cygnus, the Swan, hosts two well-known stars, the dwarf ...
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