Supernova
A supernova was the detonation of a main sequence star, creating a massive explosion that released incredible amounts of energy.
Omega used his remote stellar manipulator (the Hand of Omega) to send the star Qqaba supernova, thus providing power for the Time Lords' time travel experiments. (PDA: The Infinity Doctors)
The Seventh Doctor also used the Hand of Omega, programming it and allowing the Imperial Daleks to obtain it. He programmed the Hand of Omega to fly into Skaro's sun, sending it supernova and vaporising Skaro. (DW: Remembrance of the Daleks)
The Doomsday Weapon was also capable of causing supernovas. (DW: Colony in Space)
The Spidrons hid their home solar system behind the illusion of a supernova. (TVC: Nova)
The planet Proamon was destroyed in a supernova. (DW: Dragonfire)
Humanity relocated to the Crab Nebula after Sol went supernova. (DWM: The Keep)
The Fourth Doctor set co-ordinates for the constellation of Canthares. He planned to throw Eustace into a supernova there. (DW: Image of the Fendahl)
The Eighth Doctor defeated the Daleks and the Threshold by making Crivello's sun go supernova. (DWM: Fire and Brimstone)
According to Sarah Jane Smith, the Doctor took her to see supernovas. (DW: School Reunion)
The Tenth Doctor used the massive power of a supernova to contact Rose in a parallel universe which was thought to have been permanently sealed. (DW: Doomsday)
The Eleventh Doctor claimed that he threw his TARDIS Instruction Manual into a supernova because he "disagreed with it". (DW: Amy's Choice)
The explosion of the Doctor's TARDIS caused every sun to go supernova at every point in history, leaving Earth as the only world in the universe until the timeline was rebooted. (DW: The Pandorica Opens)
