Use the mouse to avoid the planets. Bump into the star to collect points. See how many points you can get before you bump into a planet and the game ends.
Use Ctrl+Click to use this link to the Star Hunter game: Star Hunter
The game will open on a separate tab in the browser.
This game comes straight out of the book "Computer Coding Games, for Kids" by Carol Vorderman, Jon Woodcock and Craig Steele. (Except that I put it in space instead of under the sea!) An excellent book, with detailed instructions for eight games and lots of other useful stuff too.