protostar造句
Theconditionsinaprotostarresemblefarmorecloselyinsituationinredgiants,mostofwhosevolumeiscaughtupinstormyconvection.Infact,twinjetsemergingfromthetipofthelong,darktendrilbelowcenterarethetelltalesigns...
Theconditionsinaprotostarresemblefarmorecloselyinsituationinredgiants,mostofwhosevolumeiscaughtupinstormyconvection.Infact,twinjetsemergingfromthetipofthelong,darktendrilbelowcenterarethetelltalesigns...