Fox, National Geographic and the producers of "Cosmos" Neil deGrasse Tyson.

Two women identified with Tyson or in his scientific field, accused a story posted Thursday on which describes itself as the "premier online destination to engage in the global dialogue about religion and spirituality. "

One of the women told Patheos she was "felt up" by Tyson at a 2009 astronomy event. Tyson's inappropriate sexual advances, the Patheos story says.

Tyson hosted "Cosmos" in 2014 and a second edition, "Cosmos: Possible Worlds, "is scheduled to premiere March 3 and wants to go on Fox and the National Geographic Channel."

Fox and National Geographic issued a statement saying "We have only just become aware of the recent allegations regarding Neil deGrasse Tyson.

The producers of "Cosmos" so put out a statement: "The credo at the heart of 'Cosmos' is to follow the evidence wherever it leads. The producers of 'Cosmos' can not do any less in this situation.

USA TODAY has Tyson seeking a response to the allegations.

In addition to his TV duties, Tyson serves as the head of the Hayden Planetarium in New York.

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