Shown here is the RL-10 rocket engine. Designed and built by the Pratt and Whitney Aircraft Division of the United Aircraft Corporation, the RL-10 was the world's first operational liquid ...

The RL10, on the other hand, is a tad less visible, but still highly important for today's space exploration efforts. Especially now, when it entered a new era in its existence thanks to modern ...

United Launch Alliance's Vulcan Centaur orbital launch vehicle will undertake its first National Security Space Launch (NSSL) mission next week, the rocket type's third launch overall. The two stage ...

“The RL10 has been the nation’s premier, high-performance launch vehicle upper-stage rocket engine for nearly 60 years,” said Eileen P. Drake, Aerojet Rocketdyne CEO and president. “We’re excited to ...