On May 3, 2015, Italian astronaut Samantha Cristoforetti sent out a photo of herself drinking the inaugural cup of zero-gravity-brewed coffee in the International Space Station's observation module while dressed like Janeway and captioned it with her quote about coffee being the finest organic suspension.
Chakotay discusses the Bajoran wormhole established in Star Trek: Deep Space Nine (1993) when speculating that a similar stable wormhole to the Delta Quadrant might have been found.
The exterior of the relay station was a studio model that was often reused in Star Trek productions, including Caretaker (1995) (as the Caretaker's array), and Cold Fire (1995) (as Suspiria's array).
The first shot of Voyager, showing the vessel passing through a nebula, uses the exact same CGI background used in the opening moments of Deadlock (1996), when Voyager evades the Vidiians within a nebula. (The scene angle is the same, but the path/angle of Voyager is slightly different.)