Screen Rant

Burnham lands in the 32nd century alone after travelling through the worm hole. 1 / 7

But the Discovery didn't follow right behind her. 2 / 7

With Book's help, Burnham learns the Discovery could arrive at any time... 3 / 7

Such are the chaotic laws of time travel. 4 / 7

Obviously the Discovery will appear in season 3, as shown in the trailer. 5 / 7

And the trailer also implied the ship will arrive a year after Burnham. 6 / 7

But their version of the time travel story will be told later. 7 / 7