Mercury

""The only remaining Orokin Towers are hidden here. The Grineer patrol this area to prevent Tenno incursion.""

Mercury is the first planet accessible to the players.

The Grineer is the controlling faction on this planet.

The vital target of the planet is the Captain Vor, whom has a chance to drop blueprints for the Cronus longsword. He also has a higher than average chance to drop Morphics.

Trivia

 * Mercury missions are named after craters on the planet Mercury as well as minor deities associated with the Roman god Mercury.