Virgin Galactic plans long-duration hot-fire ground tests of its 47,500-lb.-thrust NewtonTwo kerosene-fueled rocket engine “in the coming months,” following a full-mission duty cycle test of this ...
Correction, Oct. 16, 2024: This story originally stated a team from Virgin Galactic traveled to an altitude of about 53 miles and crossed the Kármán line. That has been clarified, as the team did not ...