] President Bush is set to endorse using nuclear power to
] explore Mars and open up the outer Solar System.
]
] He is expected to back the US space agency's recent nuclear
] propulsion initiative, Project Prometheus, either in his
] State of the Union speech, due on 28 January, or later this
] year when he submits his 2004 budget to Congress.
]
] It is believed he will give the initiative $1bn over five
] years, arguing that nuclear propulsion represents an
] essential technology for the manned and unmanned exploration
] of space.

BBC NEWS | Science/Nature | Nasa to go nuclear