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Pluto Just 4 Weeks, 20 Million Miles Away for Spacecraft

NASA’s New Horizons spacecraft is at Pluto’s doorstep, following an remarkable journey of nine years and three billion miles.

Four weeks from Tuesday — on July 14 — New Horizons will make its closest approach to Pluto. The spacecraft will fly within 7,750 miles, inside the orbits of Pluto’s five identified moons. That is the approximate distance amongst Seattle and Sydney.

It will be the initial spacecraft to explore the tiny, icy planet after regarded as a complete-fledged planet.

As of Tuesday, New Horizons was just over 20 million miles from Pluto. That’s closer than Earth is to neighbor Venus, at their closest point. Flight controllers fired a thruster on the spacecraft more than the weekend to fine-tune its path.

“This is one particular charged-up team,” principal investigator Alan Stern of the Southwest Investigation Institute in Boulder, Colorado stated final week. “They know that they are receiving to do a thing quite unique because nothing like this has happened” given that Voyager 2’s flyby of Neptune in 1989. NASA’s first interplanetary good results was at Venus, with Mariner 2 in 1962.

Stern added: “We’re going to turn a point of light into a planet and its moons overnight in the next month.”

The Johns Hopkins University’s Applied Physics Laboratory in Laurel, Maryland, is operating the spacecraft for NASA. The lab also designed and constructed the relatively lightweight craft, about the size of a child grand piano. It carries seven science instruments the cameras have been photographing the planet since January.

The most up-to-date pictures, taken at the finish of May possibly and beginning of June, show big dark regions toward the bottom of Pluto. Scientists are eager to study the size and shape of these dark spots, as effectively as their exact place. Photos will hold improving with each and every step closer to Pluto.

“It is incredibly fascinating to see this level of detail,” deputy project scientist Cathy Olkin mentioned for the duration of an update broadcast Tuesday.

Pluto was discovered by the late American astronomer Clyde Tombaugh in 1930. Its moons, the fifth unmasked as lately as 2012, also bear names connected to the mythological underworld: big moon Charon and mini-moons Nix, Hydra, Kerberos and Styx.

Extra moons could be out there.

“We’re going to write the textbook. We know quite little about the Pluto system now,” Stern said. “It really is definitely a mission of raw exploration, flying into the unknown to see what is there.”

New Horizons’ $700 million mission began with a 2006 launch from Cape Canaveral, Florida.



Johns Hopkins: http://pluto.jhuapl.edu/

NASA: http://www.nasa.gov/mission&#8212pages/newhorizons/key/

About Brad Glenn

Brad Glenn
He was born in Tacoma, WA. He graduated from New York University with a degree in Computer Sciences, and now works for an international technology company in Texas. Alongside his day job, John enjoys blogging on tech sites and his personal blogs.

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