# Network

- [Gravity Longevity Testnet (L1)](/network/l1-longevity-testnet.md)
- [Gravity Alpha Mainnet & Sepolia Testnet (L2)](/network/using-gravity-alpha-mainnet-l2.md): Gravity Alpha Mainnet & Sepolia Testnet Information
- [Gravity Alpha Mainnet (L2) Node Setup](/network/run-a-gravity-alpha-mainnet-l2-node.md): Instructions about how to run a Gravity Alpha Mainnet node.
- [Gravity Testnet Sepolia (L2) Node Setup](/network/gravity-testnet-sepolia-l2-node-setup.md): Instructions about how to run a Gravity Alpha Testnet Sepolia node.