Pulsar
J1840+5640
A spinning neutron star sweeping a radio beam past us; its distance measured by parallax.
Measured
- Distance
- about 4,958 light-years
How far, from the Sun
About 4,960 light-years. To cross it:
- Light4,960 years
- Voyager 1's speed88.1 million years
- Driving at 100 km/h53.5 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 5,000 light-years away (± 260).
Where this comes from
- Pulsar distances: Deller et al. 2019, ApJ 875, 100 (PSRπ, VLBA parallaxes). Magnetars: Olausen & Kaspi 2014, ApJS 212, 6, via the VizieR catalogue access tool, CDS, Strasbourg (DOI 10.26093/cds/vizier).
Every catalogue Ouranos draws is credited on the credits page.