Alva Review-Courier -

By Marc D Rayman

After eight years, NASA's Dawn probe brings dwarf planet Ceres into closest focus


September 28, 2017

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.)

(THE CONVERSATION) More than a thousand times farther from Earth than the moon, farther even than the sun, an extraordinary extraterrestrial expedition is taking place. NASA’s Dawn spacecraft is exploring dwarf planet Ceres, which orbits the sun between Mars and Jupiter. The probe has just reached the closest point it ever will, and is now beginning to collect its most detailed pictures and other measurements on this distant orb.

Ceres is a remnant from the dawn of our solar s...

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