Satellite galaxy

Bootes I

A small satellite galaxy of ours.

Measured

Distance
about 216,470 light-years

How far, from the Sun

About 216,000 light-years. To cross it:

  • Light216,000 years
  • Voyager 1's speed3.85 billion years
  • Driving at 100 km/h2.34 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 220,000 light-years away.
  • Shines like about 22,000 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.