Rough Landing Expected for the Glut of New Small-Rocket Makers

Companies and entrepreneurs world-wide are working on more than 100 new small-rocket ventures, but industry officials anticipate a shakeout eventually may leave just a handful of survivors.Companies and entrepreneurs world-wide are working on more than 100 new small-rocket ventures, but industry officials anticipate a shakeout eventually may leave just a handful of survivors.Read MorePAIDWSJ.com: US Business