"nasa-astronaut"

Sunita Williams said and voiced optimism that she will visit her “father's home country” and share experiences about space exploration with people there

With NASA astronaut Butch Wilmore, she'll spend roughly a week at the ISS

It was the first spaceflight for Rubio and Petelin, 40, an engineer. Prokopyev, 48, an engineer and pilot, has now pulled two long station stints.