Aldnoah.Zero(2014)

series - first aired/released 2014-07-05 - audience 7.6

Directed by Makoto Bessho, Masaki Utsunomiya, Matsuo Asami, Yasuhiro Matsumura

In 1972, the Apollo 17 mission discovered a hypergate to Mars on the surface of the moon. Soon a war breaks out between Earth and Mars, and Martian soldiers begin to descend from the sky, riding steel giants, intent on exterminating humanity.