In 2026, space exploration is entering a transformative phase, with Artemis II marking humanity’s return to lunar orbit and a surge in launches building the foundation for permanent infrastructure. At ...

There may be an ultraheavy explanation for the mystery surrounding the origins of the highest-energy particles ever observed. Ultrahigh-energy cosmic rays are particles from space that strike Earth ...

In 2026, astronauts will travel around the Moon for the first time since the Apollo era, powerful new space telescopes will prepare to survey billions of galaxies, and multiple nations will launch ...

Cities far below the International Space Station (ISS) and stars far in the cosmic distance create ghostly trails of light in this long-exposure photograph from NASA astronaut Chris Williams. Williams ...

The Apollo space missions of the 1960s, which took humans to the moon for the first time, relied on brute-force propulsion more than technological sophistication. The onboard Apollo Guidance Computer ...