Common exoplanet 15 EP
AU Mic e
RA 311.2911° · Dec -31.3424° · exoplanet
Score breakdown
· 3 badgesCommon 24 pts → Uncommon
- Multi-planet system +6
- Confirmed exoplanet +5
- Neptune-like +4
Total score 15
9 more points to reach Uncommon.
Badges
- Confirmed exoplanet · +5
- Neptune-like · +4
- 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 33.1 Earth days.
By the numbers
- Size. About 4.9× the width of Earth.
- Volume. About 116 Earths could fit inside it.
- Mass. About 21.1× the mass of Earth.
- Your weight. You'd weigh about 0.9× your Earth weight standing here.
How we found it
- Discovery. Found by Mauna Kea Observatory using the radial velocity method.
Cosmic context
- Crowded system. One of at least 4 planets orbiting its star.
Properties
- density gcc
- 1
- discovery facility
- Mauna Kea Observatory
- discovery method
- Radial Velocity
- dist ly
- 31.7092
- mass earth
- 21.1
- name
- AU Mic e
- orbital period days
- 33.11
- radius earth
- 4.87
- sys num planets
- 4