With Artemis II, SLS could become the most powerful rocket ever to launch humans. Its four main engines burn roughly 700,000 gallons of ultra-cold fuel, producing enough oomph to keep eight Boeing 747s aloft. Future versions of SLS, if they come to fruition, could deliver even greater power.

NASA refers to the Moon as a 4.5-billion-year-old time capsule. The Artemis program will help lead the nation back to vigorous Moon exploration and staging. NASA said, “We are exploring the Moon for scientific discovery, technology advancement, and to learn how to live and work on another world as we prepare for human missions to Mars.”

If you thought 2025 was an exciting year for spaceflight, just wait until 2026. Here's a look at six missions that could define the year.

If you thought 2025 was an exciting year for spaceflight, just wait until 2026. Here's a look at six missions that could define the year.

SpaceX could soon debut from South Texas a more advanced and powerful version of its mammoth spacecraft known as Starship. Here's what to know.

A new version of Starship could soon make its 2026 debut in Texas. Will SpaceX still launch the world's largest rocket this year from Florida?