A successful rocket launch this week could mean big things for two large defense companies that co-own the space company.

Visible across the Northeast, the bright, pill-shaped light was the exhaust plume from the United Launch Alliance's Vulcan ...

What was the mysterious white spiral flying in the night sky as stargazers looked up during the Perseid meteor shower peak ...

Theories suggest the display came from either the European Space Agency's Ariane 6 rocket or the United Launch Alliance's ...