protostar

n.

原恒星；

1. Thus, the infant science of protostar observation has a variety of tools at its disposal.
   这样一来，观测原恒星这门年轻的科学，就拥有许多种可以利用的工具了。

Discovery of a jet emanating from the protostar HH 24 MMS.
The Hot Core around the Low-mass Protostar IRAS 16293-2422: Scoundrels Rule!
A disk of dust and molecular gas around a high-mass protostar
An inventory of interstellar ices toward the embedded protostar W 33A
Complex molecules in the hot core of the low mass protostar NGC1333-IRAS4A
Molecular line study of the very young protostar IRAM 04191 in Taurus: Infall, rotation, and outflow
Detection of doubly-deuterated methanol in the solar-type protostar IRAS 16293-2422
X-Ray Flares and Outflows Driven by Magnetic Interaction Between a Protostar and its Surrounding Disk
Submillimeter continuum observations of Rho Ophiuchi A - The candidate protostar VLA 1623 and prestellar clumps
A Radiation Hydrodynamic Model for Protostellar Collapse. II. TheSecond Collapse and the Birth of a Protostar