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Space Flight at 50: The Journey Continues

Out of This World Photo Gallery

Despite budget cuts, scientific research continues into outer space

space exploration - NASA Juno spacecraft

"Juno." — NASA

8. Juno

Spacecraft Juno will begin its five-year cruise toward Jupiter in August. When it arrives, the probe will orbit the planet 32 times, measuring its composition, atmosphere and magnetosphere. The goal? Understanding how our solar system — and its largest planet — formed.

Next: STEREO Probes. >>

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