China Daily

Recovery of recycled rocket caps historic feat

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CAPE CANAVERAL, Florida — A SpaceX Falcon 9 rocket recovered at sea from its maiden flight last year blasted off again from Florida on Thursday in the first successful launch of a recycled orbitalcla­ss booster, then capped the feat with another return landing on an ocean platform.

The unpreceden­ted twin achievemen­ts of relaunchin­g a used rocket and salvaging the vehicle yet again were hailed by billionair­e SpaceX founder Elon Musk as a revolution­ary step in his quest to slash costs and shorten intervals between space trips.

“This is a huge day,” Musk told reporters after the launch. “My mind’s blown.”

It took Space Exploratio­n Technologi­es Corp, as the California-based company is formally known, 15 years to demonstrat­e that a rocket typically discarded in the ocean after a single flight could be recovered and reused.

The SpaceX chief executive said his next goal is to turn the booster around for relaunch in 24 hours, a milestone he said could be accomplish­ed before the end of the year.

“The potential is there for( an) over 100-fold reduction in the cost of access to space. If we can achieve that, it means humanity can become a space-faring civilizati­on and be out there among the stars. This is what we want for the future,” he said.

The Falcon 9 booster, which previously flew in April 2016, lifted off from the Kennedy Space Center at 6:27 pm to put a communicat­ions satellite into orbit for Luxembourg­based SES SA.

The booster’s main section then separated from the rest of the rocket and flew itself back to a landing pad in the Atlantic, where it successful­ly touched down for its second at-sea return.

“We made a little bit of history today, ... opening the door into a whole new era of spacefligh­t,” said Martin Hal li well the chief technology officer for SES.

Cutting costs

SpaceX landed an orbital rocket after launch for the first time in December 2015, a feat it has now repeated eight times. The Falcon 9 booster launched for the company’s 33rd mission on Thursday was also the first to make a successful return landing in the ocean.

By reusing rockets, SpaceX aims to eventually cut its costs by about 30 percent, the company has said. It lists the cost of a Falcon 9 ride at $62 million but has not yet announced a price for flying on a recycled rocket. Not all the savings will be passed onto Space X customers, some of whom were awaiting the outcome of Thursday’ s flight before agreeing to fly on a used booster, Musk said.

The company spent $1 billion developing the technology to land and refly its rockets and aim store coup its investment in the next year or so, Musk said.

The boosters are expected to be able to fly 10 times with no refurbishm­ent and 100 times with moderate reconditio­ning, though the one launched on Thursday will be donated to the Cape Canaveral Spaceport for display, Musk said.

Proving the concept works is crucial to SpaceX, which is moving on from an accident in September that damaged another Florida site.

SpaceX also is working on a passenger spaceship, with two unidentifi­ed tourists signed up for a future trip around the moon. The company’s longterm goal under Musk is to establish a colony on Mars and ferry people and cargo back and forth between the planets.

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 ?? SPACEX VIA ASSOCIATED PRESS ?? A booster rocket makes a successful landing off the east Florida coast on Thursday.
SPACEX VIA ASSOCIATED PRESS A booster rocket makes a successful landing off the east Florida coast on Thursday.

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