His website astronomy art page is here.
IAAA artist Lionel Bret exhibits at SpinSpace, the Spindrift Space Gallery on Spindrift island in the SciLands science continent, Second Life.
About SpinSpace Gallery and artists’ show schedules
If you already have a Second Life avatar or want to create one, here is the direct link to the SpinSpace Gallery showroom http://slurl.com/secondlife/Spindrift/45/60/24