LOS ANGELES— SpaceX CEO Elon Musk announced last week that the company would launch its Falcon Heavy rocket in November.

Speaking via his official Twitter account, Musk linked to a post on Instagram with a graphic depicting the Falcon Heavy rocket launch and the caption, "Falcon Heavy maiden launch this November."

Musk set low expectations for the Falcon Heavy rocket launch last week, saying he does not think it will reach orbit during its debut, Spaceflight Now reported.

"There's a lot of risk associated with Falcon Heavy, a real good chance that that vehicle does not make it to orbit," Musk said . "I want to make sure to set expectations accordingly."