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Spaceflight Now 3h
Blue Origin has postponed a test launch of its suborbital New Shepard booster that was scheduled for today due to an unspecified issue with the vehicle, and high winds at the West Texas launch site.
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Spaceflight Now Jan 20
A surveillance payload owned by the National Reconnaissance Office soared into space Saturday from California on top of a United Launch Alliance Delta 4-Heavy rocket, entering an unusual orbit not previously used by the US government’s spy satellite fleet.
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Spaceflight Now Jan 19
United Launch Alliance has declared success on today’s flight from California, confirming the delivery of the Delta 4-Heavy rocket’s payload to orbit for the National Reconnaissance Office. This was the first of up to seven ULA missions planned this year.
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Spaceflight Now Jan 19
The remainder of today’s mission will occur in secret due to a news blackout imposed by the National Reconnaissance Office. We’ll await an update from United Launch Alliance and the NRO later today on the outcome of the mission.
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Spaceflight Now Jan 19
Ignition of the Delta 4-Heavy’s upper stage RL10 engine is confirmed after a good first stage burn. And payload fairing jettison has been confirmed.
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Spaceflight Now Jan 19
A good climb-out for the Delta 4-Heavy rocket over California’s Central Coast. Both of the Delta 4-Heavy’s two side boosters have shut down and jettisoned.
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Spaceflight Now Jan 19
Here’s a view of United Launch Alliance’s Delta 4-Heavy rocket launching from Vandenberg Air Force Base, California, moments ago with a US government spy satellite.
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Spaceflight Now Jan 19
Liftoff of United Launch Alliance’s Delta 4-Heavy rocket, boosting a top secret payload into orbit for US national security.
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Spaceflight Now Jan 19
T-minus 90 seconds. The Delta 4-Heavy’s three cryogenic first stage boosters are all confirmed at flight pressures.
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Spaceflight Now Jan 19
T-minus 4 minutes and counting. The countdown has resumed as the Delta 4-Heavy is set to launch from California with a top secret spy satellite for the US government. Watch:
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Spaceflight Now Jan 19
The final pre-launch poll of the ULA team has been completed, and all stations gave a “go” for liftoff of the Delta 4-Heavy at 11:10am PST (2:10pm EST; 1910 GMT). Watch live:
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Spaceflight Now Jan 19
New launch time! The Delta 4-Heavy is now set to launch from Vandenberg Air Force Base at 11:10am PST (2:10pm EST; 1910 GMT) after taking a few extra minutes to discuss technical issues. Those concerns have all been resolved.
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Spaceflight Now Jan 19
The Delta 4-Heavy countdown at Vandenberg is in a pre-planned built-in hold at T-minus 4 minutes. Final polling of the ULA team is planned shortly as managers assess potentially unfavorable winds at the launch pad. Watch live:
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Spaceflight Now Jan 19
The ULA team is evaluating surface winds at the Delta 4-Heavy’s launch pad at Vandenberg Air Force Base to assess if conditions are acceptable for launch at the opening of today’s launch window.
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Spaceflight Now Jan 19
Ninety minutes until launch. The Delta 4-Heavy countdown is proceeding toward liftoff from California’s Central Coast at 11:05am PST (2:05pm EST; 1905 GMT).
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Spaceflight Now Jan 19
For the last time, we are now able to provide live updates on the status of the Delta 4-Heavy’s launch today in California. will no longer provide this audio to the news media for future Delta and Atlas launches.
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Spaceflight Now Jan 19
Yes that is correct.
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Spaceflight Now Jan 19
Spaceflight Now will be unable to provide our usual live coverage of the countdown for today's Delta 4 Heavy launch due to a decision by to prevent the news media independently covering the fueling of the rocket. Find out why:
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Spaceflight Now Jan 19
The first of up to seven United Launch Alliance missions planned this year was supposed to be the company’s last launch of 2018. A After overcoming a hydrogen leak, a Delta 4-Heavy rocket is set for liftoff Saturday from California with a US spy satellite.
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Spaceflight Now Jan 18
Launch startup Relativity Space has won approval from the US Air Force to take over a dormant launch pad at Cape Canaveral for the methane-fueled, 3D-printed Terran 1 rocket, which could fly by the end of 2020.
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