Andromeda
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Stellar stream

NGC1261

Open in Ouranos

A river of stars torn from NGC 1261 by the Milky Way's tide.

Measured

Distance
about 64,476 light-years

How far, from the Sun

About 64,500 light-years. To cross it:

  • Light64,500 years
  • Voyager 1's speed1.15 billion years
  • Driving at 100 km/h696 billion years

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

Facts

  • About 29,000 light-years long, 65,000 light-years away on average.
  • Traced by Ibata2021.

Where this comes from

  • Stellar streams: galstreams (Mateu 2023, MNRAS 520, 5225), Copyright (c) 2017, Cecilia Mateu, BSD 3-Clause licence, and the papers each track comes from.

Every catalogue Ouranos draws is credited on the credits page.