Talk:Nami Solo/@comment-7645613-20140602015732/@comment-192.76.8.27-20151118195518

Vay Hek - the Earth boss, not the raid one - apparently drops them.

It's also possible to do T1 Voids very, very early on - you can grab your first void keys from interception or excavation missions with a planet or two of Mercury, and it's not too hard to solo a T1 exterminate or something.