[RLR]

Mars today is a chilly desert, but it wasn't always like that. Click here to see how the mars has evolved in three billion years

Source : National Geographic

[luck9gamer]

Thanks for your sharing~

[Silajaya]

Thank you for sharing.

[Silajaya]

Haha. It is so good

[SamuelLeo]

Thank you for sharing this information.

[ezrahidaya]

I am interested in space things. All things that are in space excite me. I got to know a lot from my university assignment writers. Mars is a well-known planet but I want to know about other planets that are unknown.