How hard did it rain on Mars?

Heavy rain on Mars reshaped the planet ' s impact craters and carved out river-like channels in its surface billions of years ago, according to a new study. Scientists show that changes in the atmosphere on Mars made it rain harder and harder, which had a similar effect on the planet ' s surface as we see on Earth.

Source: ScienceDaily Headlines - May 16, 2017 Category: Science Source Type: news