This year marks NASA's 50th anniversary, and the space agency is developing and testing vehicles, spacesuits and dwellings that will be able to stand up to the moon's harsh conditions, hoping to meet ...

If we are sending manned interstellar missions to other star systems, it becomes very hard to keep masses and power levels nearly reasonable. Interstellar travel missions really work out better after ...

Introduction. The challenge of space and range development ; Some space goals in the near future from the viewpoint of a planetary astronomer ; Challenges of range management ; Future support ...