CAPE CANAVERAL, Fla. SpaceX on Wednesday deferred for during slightest 24 hours a scheduled Florida launch of a Falcon 9 rocket on a satellite-delivery idea and attempted return-landing during sea to concede additional time to chill a rocket’s propellant, a association said.
Blast-off of a 23-story-tall upholder and a payload, a SES SA communications satellite, was rescheduled for 6:46 p.m. EST (2346 GMT) on Thursday from Cape Canaveral Air Force Station, SpaceX said.
“Rocket and upholder sojourn healthy,” a association pronounced in a summary posted on Twitter as a check was announced. Hours progressing SpaceX had described continue conditions during a launch site as a “60 percent go” and pronounced it was tracking thick clouds and high winds.
Following a delay, a association released a serve matter explaining: “The group opted to reason launch to safeguard glass oxygen temperatures are as cold as probable in an bid to maximize opening of a vehicle.”
The matter left misleading how much, if any, continue was a cause in a postponement.
Meteorologists foresee an 80 percent possibility that continue would be suitable for liftoff on Thursday.
In further to boosting a 12,613-lb (5,721-g) satellite built by Boeing Co toward orbit, a rocket’s first-stage will try to spin around and fly itself behind to a height floating in a Atlantic about 400 miles (645 km) easterly of Cape Canaveral.
The idea would symbol a second of some-more than 12 designed launches this year by Space Exploration Technologies, a private rocket use owned and operated by high-tech businessman Elon Musk. It also would be a fourth try during a sea-based lapse alighting of a Falcon 9’s categorical stage, a miracle in Musk’s idea to rise a inexpensive and reusable booster.
A returning SpaceX rocket successfully overwhelmed down during a ground-based alighting site nearby a launch pad in December, though 3 prior attempts to land a returning rocket on an sea height failed.
SES, that now operates a constellation of 53 satellites, has 3 some-more underneath agreement to fly on SpaceX Falcon rockets by 2017, SES Chief Technology Officer Martin Halliwell told reporters during a prelaunch news conference.
SES has started articulate with SpaceX about shopping a used rocket to fly a destiny SES satellite though they have not nonetheless concluded on a price.
A new Falcon 9 costs about $61 million, a company’s website shows.
(Editing by Steve Gorman and Lisa Shumaker)