The head of a commercial space trade group is confident President Barack Obama will sign into law the commercial space launch bill that passed the House Monday evening.Commercial Spaceflight Federation (CSF) President Eric Stallmer said Monday in an email after the vote that he “absolutely” believed Obama would sign the bill as the White House is “very supportive” of it. The bill now arrives on the president’s desk, where he has 10 days, not including Sundays, to decide whether to…