A wide field image of the region of sky in which HD 189733b is located. In this image we can see the asterism of the ‘Summer Triangle’ a giant triangle in the sky composed of the three bright stars Vega (top left), Altair (lower middle) and Deneb (far left). HD 189733b is orbiting a star very close to the centre of the triangle.
Credit: A. Fujii
Source: ESA - Hubble Space Telescope