Vandenberg rocket launch delayed again — this time for hydrogen leak

Update Thursday, 10 a.m.:

The ULA says after yesterday’s delay, it will attempt another launch “no earlier than Dec. 30.”

For more information, check out out story here: https://www.sanluisobispo.com/news/local/article223366065.html

Update 5:40 p.m.:

The rocket launch has been delayed another day.

According to ULA, the Delta IV Heavy rocket launch set for Wednesday evening has been scrapped after inspection found a hydrogen leak on one of the engine sections.

The crew has been put on 24-hour watch to possibly attempt a new launch Thursday evening.

Update: For more information on how to watch the launch, go here.

The Delta IV heavy rocket launch is on schedule to blast off from Vandenberg Air Force base at 5:44 p.m. Wednesday, according to the United Launch Alliance website.

The launch will carry a top-secret payload into orbit for a mission dubbed NROL-71.

The launch was scheduled for Tuesday but was delayed due to high winds.

The current weather outlook shows 80 percent chance of favorable conditions for launch, according to the website.

“The ULA team has given the GO to begin cryogenic fueling operations,” the ULA tweeted at 1:15 p.m. “Clocks will resume the countdown shortly.”

Live coverage of the launch will be available at https://www.americaspace.com/live-launch-tracker/.

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Nick Wilson covers the city of San Luis Obispo and has been a reporter at The Tribune in San Luis Obispo since 2004. He also writes regularly about K-12 education, Cal Poly, Morro Bay and Los Osos. He is a graduate of UC Santa Barbara and UC Berkeley and is originally from Ojai.