This template places a small star () in the top right corner of a user page to indicate that a user is a participant of WikiProject Spaceflight. It categorises users into Category:WikiProject Spaceflight participants.

This template should be placed at the bottom of the userpage.

• |image= - Set the image to any image you would like.
• |text= - Change the text displayed when a cursor is over the image.
• |sortkey= - Order multiple topicons.
• |width= - Change the width of the image.
• |height= - Change the height of the image.
• |nocat= - Default is:no, set to 'yes' if you don't want your user page to be added to Category:WikiProject Spaceflight participants.