The space plane, which can hold six passengers, glided to a landing on a runway safely with its two pilots.
The two studies are among many in recent months to warn of the increasing rate of ice melt in the Arctic.
China has landed on the moon before but landing on Mars is a much more difficult undertaking.
The spacecraft found traces of hydrogen oxygen molecules - part of the recipe for water.
The coordinates given by state media, citing the China Manned Space Engineering Office.
"We are down, the Starship has landed," SpaceX principal integration engineer John Insprucker said.
"Unfortunately, our vaccine is not registered in India although our application was submitted months ago," he said.
The Dragon capsule parachuted into the Gulf of Mexico off the coast of Panama City, Florida, just before 3 a.m.
The US space agency announced on Friday that Ingenuity is shifting to a more ambitious mission.
In the later missions, China will launch the two other core modules, four manned spacecraft and four cargo spacecraft.
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