How to increase space between two columns in moderncv

I was able to increase width of the column but I want to increase the space between \cventry that is date and the contents.

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Welcome to TeX.SX! You can have a look at our starter guide to familiarize yourself further with our format. –  karlkoeller Feb 11 at 5:30

This length is controlled by \separatorcolumnwidth which is set to
\setlength{\separatorcolumnwidth}{0.025\textwidth}

in moderncvstyleclassic.sty. Update this in the preamble to suit your needs. Below is the default (left) output compared to setting it to .2\textwidth (using template.tex):