TW Hydrae association with X-shooter

Measurements of the protoplanetary disk frequency in young star clusters of different ages indicate disk lifetimes <10Myr. However, our current knowledge of how mass...对不同年龄的年轻星团内原行星盘（protoplanetary disk）频率的测量结果表明，原行星盘的寿命小于10Myr。然而，目前我们对其质量如何……的认知仍存在局限。