[Stephen]

There was also other info announced.

Before the series returns in Early 2019, there will be 4 mini 10-15 minute long episodes or "short Treks" getting released in Autumn. 1 per month.

They will focus on
Saru's backstory.
One about Harry Mudd
Tilly's journey on board Discovery
A man who wakes to find he is the only person on board a ship.

Also Pike's Number One, played by Majel Barrett in 'The Cage' will be played in Season 2 by Rebecca Romijn.