Stability was a condition of balance or equilibrium.
In 2096, Australia was one of the most stable nations on Earth. (PROSE: The Indestructible Man [+]Loading...["The Indestructible Man (novel)"])
The Third Doctor helped Lord Roche move the planet Caresh into a closer, more stable orbit around Ember. (PROSE: The Suns of Caresh [+]Loading...["The Suns of Caresh (novel)"])
After the Empress collided with the Hecate, the Continuous Event Transmuter became unstable. This allowed Stott and the Mandrels stored in the Eden sample in the CET to escape. (TV: Nightmare of Eden [+]Loading...["Nightmare of Eden (TV story)"])
An anti-matter-powered spaceship could only be stable if the ship itself were molecularly stable — otherwise, it would explode. (TV: Earthshock [+]Loading...["Earthshock (TV story)"])
Rho mesons were a subatomic particle that was the unstable factor in pin galaxies. (TV: The Two Doctors [+]Loading...["The Two Doctors (TV story)"])
Amaranths contained an emergency function to transport its user to a more stable part of space. (PROSE: Christmas on a Rational Planet [+]Loading...["Christmas on a Rational Planet (novel)"])
The Daleks wanted to destroy Daleks in all other parallel universes. They used Crivello's Cauldron to create a stable time rift to access those other universes. (COMIC: Fire and Brimstone [+]Loading...["Fire and Brimstone (comic story)"])
The Krikoosh had the ability to pass through solid matter by making molecules unstable. (COMIC: Extermination of the Daleks [+]Loading...["Extermination of the Daleks (comic story)"])
The Flesh was unstable, allowing some gangers to extend their limbs, their jaw and their neck or in one case, physically mutate their body into a monstrous form. (TV: The Almost People [+]Loading...["The Almost People (TV story)"])
An expedition was sent to the Earth's Moon in 2049 to determine why it had become unstable. (TV: Kill the Moon [+]Loading...["Kill the Moon (TV story)"])
In an alternate universe, Low Town was a Gallifreyan shanty town that grew up around the columns that kept the Capitol dome stable. (PROSE: The Infinity Doctors [+]Loading...["The Infinity Doctors (novel)"])