Astronomers are learning more and more about asteroids. For instance, NASA's robotic OSIRIS-REx spacecraft journeyed to an asteroid named Bennu and, in 2020, collected samples of rock and dust that ...

For instance, NASA's robotic OSIRIS-REx spacecraft journeyed to an asteroid named Bennu and, in 2020, collected samples of rock and dust that bore some of the chemical building blocks of life ...

Feb. 25, 2025 — On Wednesday 26 February, a thermal imaging camera blasted off to the Moon as part of NASA's Lunar Trailblazer mission. This aims to map sources of water on the Moon to shed ...

Feb. 27, 2025 — Scientists are designing a satellite and instruments capable of detecting space debris as small as 1 centimeter, less than one-half inch. Debris that small, which cannot ...