Mia Craen's Fiat 500 crashed into a tree in Southwater, near Horsham, on Saturday afternoon.
The 18-year-old was pronounced dead at the scene.
Her mother Michelle has now issued an emotional statement, celebrating her daughter's life.
She said: "Mia was a bright, shining star. Everyone who met her, even if they didn’t know her, loved her.
Tributes have been paid to 18-year-old Mia Craen who died in a car crash near Horsham
"She was constantly smiling, always positive and brought peace to everyone. She had an amazing zest for life and never had a bad word to say about anyone. She was truly unique."