Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

1st astronaut mission delayed until April 2026 Read full article: NASA assembling SLS for Artemis II as uncertainty looms for moon rocket’s future The launch may have been delayed again ...

SpaceX broke new ground during its Starlink internet satellite launch today (Feb. 18). A Falcon 9 rocket lofted 23 Starlink ...

An international team of engineers and space scientists has used a variety of assumptions, techniques, and math principles to ...