The Science of Pandora, this week on planetary Radio. Radio. Welcome to Public Radio's travel show that takes you to the final frontier.

I'm Matt Kaplan of the Planetary Society. Is Avatar a fantasy? Perhaps, but if so, it's the most

science-grounded fantasy ever put on the big screen. Today you'll hear its creator, James Cameron, talk about the facts behind the fiction.

Bill Nye is back with a commentary phoned in from the road,

and Bruce Betts will join me on the road to the night sky

when we get together for this week's installment of

what's up. First up is Emily Lochuwala of the Planetary Society blog. Emily nothing

but good news on today's report beginning with good news about Voyager 2.

That's right.

It turns out that engineers were quite correct.

There was a flipped bit in Voyager's flight data system.

They figured out which one it was.

They commanded Voyager to flip it back it

did so it's still not quite transmitting science data yet but that should start

up within a day or two excellent now tell us about what was really a whole flotilla of spacecraft that just launched from Japan.

That's right, it was one launch vehicle carrying six different spacecraft.

It was quite an exciting launch to follow. The major payload was Akatsiki, which is the Venus Climate Orbiter, also known as Planet C.

It's going to arrive at Venus in December of this year and go into an equatorial orbit which is different from Venus Express

that's there now which is in a polar orbit.

Akatsiki was the main payload but then behind it came I-Keros, the Japanese solar sailcraft that hopefully our

listeners have heard about before. And then also headed out to Venus is a

spacecraft named Unitec 1 actually today I heard that has been renamed Shinnen, which is a university built

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