A Mars Mission for Budget Travelers

Twenty years and $100 billion could get us there, panel says.

Sending astronauts to Mars could be done at a small fraction of the cost of developing and flying the F-35 fighter jet, according to a rough estimate put forward by a panel of NASA, industry, and academic experts. The panel will present its findings at the second annual Humans to Mars conference starting Tuesday in Washington.

While a two-decade campaign to prepare a manned mission to Mars would certainly be expensive, it would cost nothing close to the $1 trillion figure that has sometimes been cited, the panel concluded. Instead the mission could be funded out of the current NASA budget, with allowances for inflation, along with contributions from other countries.

"One of our goals has been to destroy that

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