SpaceX plans to test refueling Starships in space early next year, a crucial step towards NASA's Artemis program goal of returning humans to the moon by 2026. The company will attempt to transfer propellant from one orbiting Starship to another as early as March 2025, paving the way for an uncrewed landing demonstration on the moon.

Source: https://techcrunch.com/2024/11/01/spacex-wants-to-test-refueling-starships-in-space-early-next-year/