Firefly Aerospace Inc. suffered another setback Monday when a rocket it was preparing for launch exploded in a massive fireball during ground testing at its facility north of Austin. Firefly stock ...

A male sperm whale can grow to weigh as much as 45 tons, and that's a lot for a creature of this world. The female of the same species, however, is three times lighter, and would be a perfect fit (in ...

WASHINGTON — Firefly Aerospace says it will upgrade its Alpha launch vehicle, making changes intended to improve the reliability of a rocket that has experienced several failures. The company ...