The X-planes are a series of experimental United States aircraft and rockets, used to test and evaluate new technologies and aerodynamic concepts. They...

re-entry vehicle X-42 Pop-Up Upper Stage – Classified rocket upper stage NASA X-43 Hyper-X – Hypersonic scramjet Lockheed Martin X-44 MANTA – Multi-axis...

flights in 2019. SpaceX began constructing the first full-size Starship Mk1 and Mk2 upper-stage prototypes before 2019, at the SpaceX facilities in Boca...

reentry in up to 24 hours. SpaceX's long term goal would have been reusability of both stages of their orbital launch vehicle, and the first stage would be...

previous films; however, the follow-up film X-Men: Days of Future Past (2014) retconned First Class into a prequel to X-Men (2000). First Class is set primarily...

applications, with The X Factor having no upper-age limit and no restriction on groups participating. If an auditionee passes this stage, they then move on...

K-pop girl group to perform) 2022: Aespa at Coachella 2023: Blackpink at Coachella (first K-pop group to perform on the main stage) 2023: Tomorrow X Together...

the street where the guys discover the mother-lode of pop culture pinball machines. They end up at John's jaw-dropping collection of rare motorcycles...

County pop. 277 Knox County pop. 3,653 Lamb County pop. 13,158 Lea County pop. 71,070 Loving County pop. 169 Lubbock County pop. 310,569 Lynn County pop. 5...

rebels grow up - in such songs as 'Boys of Summer' and 'The End of the Innocence.' Varkentine, Ben (May 23, 2000). "Don Henley: Inside Job". PopMatters. Retrieved...