Vulcan Aerospace expects to make a decision this fall on the rocket, or rockets, it plans to use with its Stratolaunch air-launch system as it reorients itself toward a promising-looking launch market for small satellites.

This post is only available to members.

Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The...