The Overview: Perspective

Size beyond one megametre

Ten to the power of six

Ganymede, Callisto

Wolf 359

Size beyond one gigametre

Ten to the power of nine

Sirius, Altair

Vega, Polaris

Size beyond one terametre

Ten to the power of twelve

Antares, Pistol Star

Betelgeuse

Size beyond one petametre

Ten to the power of fifteen

Stingray Nebula, Ring Nebula

Helix Nebula, The Spire

Hourglass Nebula

Size beyond one exametre

Ten to the power of eighteen

Omega Centurai, Messier 54

Tarantula Nebula

Size beyond one zettametre

Ten to the power of twenty-one

Milky Way, Andromeda Galaxy

Fornax Cluster

Size beyond one yottametre

Ten to the power of twenty-four

Virgo Super Cluster, Eridanus Supervoid

Super Cluster Complex