Here's look at what was shown at BookCon:

June 3rd -
Darth Vader #6
Vader gets demoted. So how about that Death Star huh? Plus evil R2 and C3P0

June 10th -
Kanan #3
how did Kanan escape order 66?
Darth Vader #8
Vader with the new boss and the droids

July -
Lando #1

July -
Star Wars #7
Obi-Wan one-off that takes place about 5 years prior to episode IV

August -
Lando #2

Aug. 12th -
Kanan #5

August 12th -
Star Wars: The Empire Strikes Back Hardcover

Sept. 2 -
Star Wars: Shattered Empire #1
Lando #3
Star Wars #9
Features new character introduced in issue 6

Nov. 11 -
Star Wars: Return of the Jedi Hardcover
Nov. 17th -
Star Wars: Shattered Empire TPB
(Via
>StitchKingdom)