advice..don't try using bryce for stars..post work that in using photoshop..or use a 2d background. shadow? have you tried selecting the material you don't want to recieve a shadow... then go to materials lab.. there is a drop down arrow at the top.. and deselecting 'recieve shadows'? as for saving objects..click on the object.. then go to create.. at the bottom u'll see installed and a drop down arrow.. drop it down..select user.. click 'add'..a pop up window comes in..fill in the details..and click the arrow.