Stellar stream
Leiptr
A river of stars — what is left of a cluster or small galaxy the Milky Way pulled apart.
Measured
- Distance
- about 21,945 light-years
How far, from the Sun
About 21,900 light-years. To cross it:
- Light21,900 years
- Voyager 1's speed390 million years
- Driving at 100 km/h237 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 31,000 light-years long, 24,000 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.