| Ark of the Cosmos | |
|---|---|
 The Ark of Cosmo has the power of gravity | |
| Info | |
| Series | Sonic the Hedgehog |
| First Appearance | Sonic Riders: Zero Gravity |
| Purpose | Gravity control |
| User(s) | Jet the Hawk |
| Description | A stone ring that grant the ability to manipulate gravity. |
The Ark of the Cosmos (星の聖櫃, Hoshi no Seihitsu, Ark of the Stars) is a legendary artifact that allows the wearer to manipulate gravity.Its usually utilized by Jet.