Roof module with sealing device and corresponding motor vehicle

The invention relates to a roof module for forming a vehicle roof (100) on a motor vehicle, comprising a panel member (12), the outer surface of which forms at least partially a roof skin (14) of the vehicle roof, and an opening (16) in which at least one environmental sensor (18) is arranged, the environment sensor (18) is configured to be able to transmit and/or receive electromagnetic signals for detecting the environment of the vehicle. And at least one environmental sensor (18) movable between a retracted position and a deployed position, a weather strip (24) circumferentially disposed at the opening (16), the at least one environmental sensor (18) comprising a cover (28) and a contact surface (36), the cover being in contact with the weather strip to seal the opening when the at least one environmental sensor is in the retracted position, and the contact surface being in contact with the weather strip to seal the opening when the at least one environmental sensor is in the deployed position. When the at