For the second time in a row, SpaceX was forced to call off an attempt to launch its giant Super Heavy-Starship rocket on the program's 10th test flight, a milestone mission to demonstrate fixes and upgrades in the wake of three catastrophic failures earlier this year.

A launch attempt Sunday at SpaceX's sprawling Starbase facility on the Texas Gulf Coast was called off because of an oxygen leak in a ground system. Monday's scrub came with less than a minute to go because of an electrically charged anvil cloud near the launch pad that did not move out of the area in time.

The company says it will try for the third time Tuesday night . The hour-long launch window begins at 7:30 p.m. ET.

SpaceX's mega rocket Starship is prepared for a test flight from Starbase, Texas, on Monday,

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