NASA astronaut Anil Menon has a background spanning medicine, engineering, aviation and human spaceflight. India's growing footprint in space exploration reached another landmark on Thursday as Indian-origin Nasa astronaut Anil Menon stepped outside the International Space Station (ISS) for the very. NASA astronaut Anil Menon and CSA's Joshua Kutryk are set to carry out two spacewalks soon to boost the ISS' power generation capacity by up to 30%.