Star Trek: Discovery's red signals have led them all over the galaxy.
1 / 10
The first red signal led the Discovery to brilliant engineer Jett Reno.
2 / 10
The second led them to humans on the planet Terralysium...
3 / 10
...Which later becomes the home of Michael's mother.
4 / 10
The third red signal led the crew to Saru's home planet.
5 / 10
The fourth led them to a time crystal in a Klingon monastery.
6 / 10
And the fifth signal led them to Po, who could charge the time crystal.
7 / 10
The red signals were left behind by a future Michael Burnham...
8 / 10
...And are helping the crew keep the sphere data away from Control.
9 / 10