Local Star Formation
Most - but not all - stars form in aggregates and clusters.
- Aggregates (unbound)
- 10’s of stars
- 0.1 - 0.5 pc radius
- 2 stars / pc3
- Clusters (may be bound)
- 100’s to 1000’s of stars
- 0.5-5 pc radius
- 103 -105 stars / pc3
- evidence for prolate shapes