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  Many centuries ago, the Greek, Persian and Assyrian empires controlled vast amounts of land and riches. Yet, despite their fortifications and imposing armies, rumours began spreading of a formidable foe in the lands above the Black Sea. They came...

Since 2016, astronomers have been searching for a distant planet to explain the unique orbits of observable objects in the solar system.  Do you have what it takes to find Planet X?  Features: Players take on the role of astronomers,...