Andromeda
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Satellite galaxy

Eridanus II

Open in Ouranos

A small satellite galaxy of ours.

Measured

Distance
about 1.21 million light-years

How far, from the Sun

About 1.21 million light-years. To cross it:

  • Light1.21 million years
  • Voyager 1's speed21.4 billion years
  • Driving at 100 km/h13 trillion years

Voyager 1 at the speed it moved outward over the year to 2026-10-25 (JPL Horizons). Driving: nonstop, never refuelling.

Facts

  • About 1.2 million light-years away.
  • Shines like about 60,000 Suns.

Where this comes from

  • Milky Way satellites: the Local Volume Database (Pace 2025, OJAp 8, 142; github.com/apace7/local_volume_database), CC0, and the papers it cites.

Every catalogue Ouranos draws is credited on the credits page.