NASA this past week unveiled the Commercial LEO Destinations (CLD) project, with plans to award up to $400 million in total to as many as four companies.
"It's not good public policy what the governors of Arizona, Florida and Texas are doing," Gupta said. "It just doesn't make sense from a scientific standpoint."
Musk's second tweet offering guidance on timing for an anticipated increase in Tesla's market cap has since been deleted, but screenshots were widely shared.
Satellite images captured on Friday give a unique vantage point of the stuck ship Ever Given, as crews work to move it after four days blocking the Suez Canal.
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