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Which NASA mission was the first U.S. spacecraft to soft-land on the Moon, touching down in 1966?
Answer
Surveyor 1
Which NASA spacecraft made the first successful flyby of Venus, in December 1962?
Answer
Mariner 2
Which NASA mission was the first to orbit Mercury and used gravity assists from Earth, Venus, and Mercury to reach it?
Answer
MESSENGER
Which Viking Age ring fortress is located near Hobro in northern Denmark?
Answer
Fyrkat
Which 2014-discovered Viking ring fortress in Denmark is located near Køge on Zealand?
Answer
Borgring
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Which Viking-age Norwegian king was nicknamed Olaf the Stout?
Answer
Olaf II of Norway
Which Irish high king was killed at the Battle of Clontarf in 1014?
Answer
Brian Boru