Some more info (maybe not new), from QA on Twitter:
Q: Is there only 4 planets[?] – ‏@Jack_Holeo424
A: We have 4 iconic planets & on those many maps to play on. We’re going to take you places you’ve never been before.
Q: map size? – @Bozisaur
A: We have varying map sizes, from large to small, to cater to different experiences and different modes
Q: 2 maps per planet: 8 multiplayer maps at launch[?] – @BFBulletin
A: There will be more maps than 8, and more than two per planet at launch.
Q: Will there be some sort of instant action mode with bots? – @piggy5990
A: We have a feature called Missions that allow you to play solo or cooperatively with bots on or offline
Q: will two people be able to play on the same console? – @tman 34611
A: Yes, you can play our Mission feature in local splitscreen on your console, or online coop
Q: Will you be able to play split-screen while playing online with friends? – @grantrichardi
A: Split-screen is for local play only, so it is for when you play Missions with a friend
Q: Will we be able to pilot/drive AT-ST’s? – @WynnePope
A: You will be able to pilot AT-STs, as well as many more iconic vehicles, like X-wings and Tie fighters
Q: options for 1st and 3rd person view? – @TheoDangerous
A: When playing as a soldier, you can freely choose between 1st and 3rd person views whenever you want
Q: are we going to be able to participate in space battles? – @Biggzy96
A: You will be able to take to the skies over our planets and dogfight with squadrons of starfighters
Q: I don’t like the idea of day 1 dlc – @nforgrav
A: The battle of Jakku is not a day one dlc, it is free content we want you all to have as soon as it is done
Q: Were those graphics shown in the trailer in-game? – @Segmatron73
A: Yes, the trailer was filmed in engine, using our in-game models
Q: why no prequels? – @Bumi_Bandias
A: I love everything Star Wars, but for Battlefront, we have focused on the original trilogy
Q: apart from graphics and online how is this different from the original games? – @dreeewmay
A: It is both different and similar in many ways. This is why we have done a reboot instead of calling it Battlefront 3
Q: How to play Darth Vader, Boba Fett and co’ ? – @SangraL_
A: Heroes depend heavily on the game mode. We will tell you more about heroes at a later date
Q: in the game can we play like jedi and sith? – @montiel115
A: You can play more than that, but so far we have only revealed Vader and Boba Fett. More will come.
Q: in the trailer we saw a deployable shield used, is there other new equipment like this? – @qtguyswag9000
A: Yes, the shield is a Battlefront powerup, and we have many more to reveal in the future
Q: What character customization will be available in game? Surely there will be character/load out choices? – @TheChromeKing
A: You will have great freedom in customizing your own playstyle, essentially creating your own playstyle
Q: will there be a sort of progression system to level up and unlock new guns/upgrades? – @kersp3dy
A: Yes, there will be plenty of things to unlock, achieve and collect. More on this will be revealed at a later date!