The Oldham couple have both been convicted of preparing terrorist acts, following their conversion to radical Islam. Police found home-made bomb-making materials in their house, together with al-Qaeda-inspired literature encouraging 'jihad [holy war] from home'.
The couple had also recorded postcodes of Orthodox Jewish areas in Bury, which police believe were probable targets.
More top news
After the Manchester terror attack on Monday, how do you tell your children about what happened? And how do you stop them feeling scared?
Megan Hurley had reportedly been at the concert with her brother Bradley, 21, who remains in hospital after the terror attack.
The events were cancelled on Wednesday in the wake of the Manchester attack to allow police officers to be re-deployed.