Common exoplanet 22 EP
Kepler-446 b
RA 282.2501° · Dec 44.9210° · exoplanet
Score breakdown
· 4 badgesCommon 24 pts → Uncommon
- Super-Earth +8
- Multi-planet system +6
- Confirmed exoplanet +5
- Found by Kepler +3
Total score 22
2 more points to reach Uncommon.
Badges
- Confirmed exoplanet · +5
- Super-Earth · +8
- Multi-planet system · +6
- Found by Kepler · +3
Trivia
Could we get there?
- Verdict. Hopelessly far for any craft humanity can build today.
Getting there
- Aboard Voyager 1. ≈ 5.5 million years at Voyager 1's speed (17 km/s).
- Fastest probe ever. ≈ 490.6 thousand years even at the Parker Solar Probe's 192 km/s.
- At 10% light speed. ≈ 3142 years in a starship at a tenth of light speed.
- Distance. 314 light-years from Earth.
Look-back time
- Look-back time. The light you'd see left around the year 1712.
Saying hello
- Say hello. A radio message and its reply would take 628 years round-trip.
Standing on it
- A year here. A full year lasts just 1.6 Earth days.
By the numbers
- Size. About 1.5× the width of Earth.
- Mass. About 2.9× the mass of Earth.
- Your weight. You'd weigh about 1.3× your Earth weight standing here.
- Temperature. A scorching 375°C on average.
How we found it
- Discovery. Found by Kepler using the transit method.
Cosmic context
- Crowded system. One of at least 3 planets orbiting its star.
Properties
- density gcc
- 4.66
- discovery facility
- Kepler
- discovery method
- Transit
- dist ly
- 314.2154
- eccentricity
- 0
- eq temp k
- 648
- insolation
- 16.213
- mass earth
- 2.86
- name
- Kepler-446 b
- orbital period days
- 1.5654
- radius earth
- 1.5
- sys num planets
- 3