Uncommon exoplanet 27 EP
AU Mic d
RA 311.2911° · Dec -31.3424° · exoplanet
Score breakdown
· 3 badgesUncommon 33 pts → Rare
- Earth-sized +16
- Multi-planet system +6
- Confirmed exoplanet +5
Total score 27
6 more points to reach Rare.
Badges
- Confirmed exoplanet · +5
- Earth-sized · +16
- Multi-planet system · +6
Trivia
Could we get there?
- Verdict. Hopelessly far for any craft humanity can build today.
Getting there
- Aboard Voyager 1. ≈ 557.2 thousand years at Voyager 1's speed (17 km/s).
- Fastest probe ever. ≈ 49.5 thousand years even at the Parker Solar Probe's 192 km/s.
- At 10% light speed. ≈ 317 years in a starship at a tenth of light speed.
- Distance. 31.7 light-years from Earth.
Look-back time
- Look-back time. The light you'd see left around the year 1994.
Saying hello
- Say hello. A radio message and its reply would take 63.4 years round-trip.
Standing on it
- A year here. A full year lasts just 12.7 Earth days.
By the numbers
- Size. Almost exactly Earth-sized.
- Mass. About 1.1× the mass of Earth.
- Your weight. You'd weigh about 1.0× your Earth weight standing here.
How we found it
- Discovery. Found by Multiple Observatories using the transit timing variations method.
Cosmic context
- Crowded system. One of at least 4 planets orbiting its star.
Properties
- density gcc
- 5.45
- discovery facility
- Multiple Observatories
- discovery method
- Transit Timing Variations
- dist ly
- 31.7092
- eccentricity
- 0.0031
- mass earth
- 1.053
- name
- AU Mic d
- orbital period days
- 12.736
- radius earth
- 1.02
- sys num planets
- 4