Coolant leak possibly no fluid in radiator, hence the picture of a radiator.
On my vehicle (Saturn) it indicates that maintenance is required (if the light stays on).
probably low coolant level warning light
The 'horseshoe' is a depiction of a reservoir, probably your wiper reservoir, but possibly your radiator reservoir, which should be about half-full when cold.
pennant
Neither. Saturn, as are most planets, is an oblate spheroid.
its an flattened sphere
Car goes into emergency mode the car has electronically controlled cooling the car is OK to drive but ideally needs diagnostic checking so fault can be rectified .
temperature warning light
shaped like an engine
Saturn is a planet in our solar system, so Saturn's galaxy is the earth's galaxy, and so forth. Saturn's galaxy (our galaxy) is the Milky Way. The Milky Way is a spiral [shaped] galaxy.
Warning signs for traffic are usually diamond-shaped (i.e., rhombus), or a square oriented with one corner pointed down. Warning signs for other purposes may be square, rectangular, round or other shapes as may be required by local standards.
IT IS A WARNING LIGHT TO TELL YOU THAT A DOOR IS NOT SHUT PROPERLY