LAUREL, Md. — NASA’s New Horizons spacecraft has survived humanity’s most distant exploration of one other world.

Ten hours after the middle-of-the-night encounter Four billion miles (6.Four billion kilometers) away, flight controllers in Laurel, Maryland, obtained phrase from the spacecraft late Tuesday morning. Cheers erupted at Johns Hopkins College’s Utilized Physics Laboratory, house to Mission Management.

“We’ve got a wholesome spacecraft. We’ve simply achieved essentially the most distant flyby,” introduced Alice Bowman, mission operations supervisor.

New Horizons principal investigator Alan Stern (middle rear) of the Southwest Analysis Institute (SwRI), Boulder, Colorado, celebrates with schoolchildren on the actual second the New Horizons spacecraft made the closest method of Kuiper Belt object Ultima Thule January 1, 2019 at Johns Hopkins College Utilized Physics Laboratory (APL) in Laurel, Maryland. (Invoice Ingalls/NASA by way of Getty Photographs) 

An anxious spill-over crowd in a close-by auditorium joined within the loud celebration, cheering every inexperienced, or good, standing replace. When the spacecraft was lastly declared wholesome and the flyby profitable, scientists and different group members embraced, whereas a whole bunch of others gave a standing ovation.

“It’s an important day. Pleased New 12 months!” mentioned Mark Holdridge, a mission supervisor from Johns Hopkins.

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New Horizons zoomed previous the small celestial object often known as Ultima Thule Three ½ years after its spectacular brush with Pluto. Scientists mentioned it’s going to take practically two years for New Horizons to beam again all its observations of Ultima Thule, a full billion miles (1.6 billion kilometers) past Pluto. At that distance, it takes six hours for the radio indicators to succeed in Earth.

Scientists didn’t need to interrupt observations as New Horizons swept previous Ultima Thule — described as a bullet intersecting with one other bullet — so that they delayed radio transmissions. The spacecraft is believed to have come inside 2,200 miles (3,500 kilometers) of Ultima Thule.

Weary from twin countdowns late Monday and early Tuesday, the New Horizons group members had been visibly anxious as they reassembled in late morning. “Pleased New 12 months once more,” they bid each other. However the a whole bunch of spectators went wild nonetheless when the excellent news got here in.

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New Horizons’ 2015 encounter with Pluto was essentially the most distant exploration till Tuesday. The Ultima Thule rendezvous was extra difficult, given the gap from Earth, the a lot nearer hole between the spacecraft and its goal, and all of the unknowns surrounding Ultima Thule.

Scientists know solely that Ultima Thule is elongated like a baked potato. Additional particulars might be forthcoming within the days forward, as New Horizons sends again colour close-ups.

The icy rock has been in a deep-freeze preservation state because the formation of our photo voltaic system 4.5 billion years in the past. Scientists hope to study these origins via New Horizons’ observations deep contained in the so-called Kuiper Belt, or frozen Twilight Zone, on the fringes of the photo voltaic system.

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New Horizons will proceed to zoom farther away. The hope is that the mission, now totaling $800 million, might be prolonged but once more and one other goal might be forthcoming someday within the 2020s.

Ultima Thule is the primary vacation spot to be reached that was not even identified till after the spacecraft’s launch. New Horizons rocketed from Cape Canaveral, Florida, in 2006.


The Related Press Well being & Science Division receives help from the Howard Hughes Medical Institute’s Division of Science Schooling. The AP is solely liable for all content material.


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