Space stocks are sliding Friday, led by Virgin Galactic Holdings Inc., which is down 5.4%.The space tourism company is on pace to extend its losing streak to two days and register its biggest single-day percentage decline since Tuesday, when it fell 7.6%. Virgin Galactic SPCE, -4.13% is currently down 5 of the last six days.Shares of Intuitive Machines Inc. LUNR, -1.56%, which is preparing for the launch of its first commercial lunar lander, are down 2%. The stock is also on pace to extend its losing streak ...