Turns out the veteran actor felt like a kid when he visited the place for the very first time. The cast of the film was shooting there during the nights.
A source close to Kher says, `He was enthusiastic in exploring the universe at length at Sir Patrick Moore Planetarium and Rocket Tower there and learned some bizarre facts about space suits and space world.
But only after wearing the spacesuit, he realised how tough it is to move in that, as it's really very difficult to bend or sit properly while wearing it. He was literally on cloud nine after the shoot. `