Story is being rewritten

I am alone. the only person i have now is my best friend Beth. Or that's what i thought. I am Corporal Thomas Garcia. I just finished my service in the United Sates Marine Corps. I thought I was going to live alone for the rest for my life but that's about to change. The Mane 6, Princess Luna, Shining Armor and Princess Cadence are now stuck in my world. Now i am forced to live her in my new house by Silverwood Lake. I have a feeling that my life is about to change. These ponies are going to change my life forever and i will protect them until they are able to go home safely

It has been over 3000 years since the last human on Equis was seen. Celesita and her parents were force to wipeout humanity due to their civil war that has consumed the land that is now known as the Lost World. The war has affected the entire planet. Only Celestia and her parents know about the humans and the white Alicorn still fears of humanity returning somehow.
The year is 2040 on Earth and Humanity had achieved the first slip space drive. The ship known as the Arch Angel is the first spaceship to use the Slip-space drive. The destination was to travel to the Lumas Sol system. But something with the coordinates changed when the ship tried to avoid an asteroid field one hit the ship before the crew went into cryo the ship followed the destination information. The planet Equis is having problems with the Griffin Kingdom and the threat of war is used. Gunnery-Sergeant Steven Clearwater is sent to explore the planet. He has 70 day to explore the land until the ship lands on the planet. But how will Celestia react when she finds out that a human has set foot on the planet once again. (need better cover art any ideas or links plase and thank you)