When Artemis II blasts off for its lunar flyby, its powerful SLS rocket will include some "heritage hardware." The core engines are mostly recycled space shuttle engines, along with some reused ...

After a weeklong journey spanning 900 miles, the core stage of the Space Launch System (SLS) rocket has arrived at Kennedy ...

Add Yahoo as a preferred source to see more of our stories on Google. United Launch Alliance suffered yet another fiery burn-through on one of its solid rocket boosters during a national security ...

Lower-energy missions — such as launching batches of satellites for the Space Development Agency into low Earth orbit — could ...