The universe is ballooning outward at an ever-faster clip under the power of an unknown force dubbed dark energy. One of the ...

A spacecraft from NASA’s Jet Propulsion Laboratory in La Cañada Flintridge, set to launch as early as Sunday evening, will seek answers to the mystery of cosmic inflation. Before there was ...

This Is a Drill NASA plans to announce the survey design ... “Roman will very dramatically add to our understanding of this cosmic era,” Rose said. “We’ll learn more about cosmic evolution ...