Star with planets

Kepler-90

Also KOI-351

A Sun-like star with eight known planets, as many as the Solar System.

Measured

Distance
2,789 light-years
Constellation
Draco
Position (J2000)
RA 18h 57m 44s, Dec +49.31°

How far, from the Sun

2,790 light-years. To cross it:

  • Light2,790 years
  • Voyager 1's speed49.6 million years
  • Driving at 100 km/h30.1 billion years

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

Facts

  • Its distance comes from a Gaia parallax: the tiny yearly shift in its position as the Earth circles the Sun.

How it was found

  • Its eighth planet was found in 2017 with the help of machine learning.

Where this comes from

  • Gaia DR3 parallax 1.1695 ± 0.0112 mas, Gaia DR3 2132193431285570304 (Gaia Collaboration 2023, A&A 674, A1)
  • This research has made use of the SIMBAD database, CDS, Strasbourg, France (Wenger et al. 2000, A&AS 143, 9).
  • This research has made use of the VizieR catalogue access tool, CDS, Strasbourg, France (DOI: 10.26093/cds/vizier).

Every catalogue Ouranos draws is credited on the credits page.