Many in the space community are very concerned about low-gravity, no-gravity and radiation for people living for long durations in space colonies on planets, moons, asteroids or orbital bases. These ...

New plans for artificial gravity tests in space using centrifuges may hold the key to helping future astronauts ward off the debilitating loss of muscle and bone due to weightlessness on long missions ...

Challenges associated with long-duration spaceflight do not end with landing. Astronauts often suffer from balance problems that lead to dizziness and difficulty standing, walking and turning corners ...