The substance is a byproduct of the process of treating water with chloramine, a chemical used to kill viruses and bacteria. It's not yet known whether it is dangerous.
SpaceX typically has a cadre of VIPs to view Starship launches and, with CEO Elon Musk's close relationship with President-elect Donald Trump, the sixth flight is no different.
A rare oarfish, believed to portend disaster, washed up on a beach in Encinitas last week. Since 1901, only 21 oarfish have been recorded on California's shores. This is the second this year.
The report was published a day after the second major hearing on UAPs was held in Congress, where leaders called for greater transparency from the Pentagon on UAP knowledge.