There is more than one artist with this name;
1.Aerial from Sandviken, Sweden, is a post/indie-rock act. They've released four records so far. "Black Rain From The Bombing" in '06, "The Sentinel" in '07, "The Legion of Dynamic Dischord" in '08 and "Put it this way in headlines" in 09. They have toured the EU on several occasions, and have played with acts such as; The Bell Orchestre, Deerhunter, Arab Strap, Motorpsycho and MONO.
2. Aerial is an indie-pop duo from New Zealand, Michelle Crompton and Andre Upston. Read more on Last.fm