Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

The Space Launch System rocket and Orion capsule of the Artemis I mission in 2022 stands tall during one of its launch attempts. According to a proposed budget, the rocket and capsule will retire ...

The 156-foot-long five-segment solid rocket motor produced upwards of 4 million pounds of thrust during the test.