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Uncommon exoplanet 24 EP

Kepler-141 b

RA 297.9707° · Dec 47.7316° · exoplanet

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Score breakdown

· 4 badges
24 pts · Uncommon
Uncommon 34 pts → Rare
  • Tidally locked +10
  • Multi-planet system +6
  • Confirmed exoplanet +5
  • Found by Kepler +3
Total score 24

10 more points to reach Rare.

Badges

  • Confirmed exoplanet · +5
  • Tidally locked · +10
  • Multi-planet system · +6
  • Found by Kepler · +3

Trivia

What it actually is

  • Hugging its star. It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.
  • What it is made of. Its density says rock, though lighter than Earth's mix: probably less iron, or a thick shell of water and ice over the top.
  • Crowded system. One of at least 2 planets orbiting its star.

Sense of scale

  • In perspective. Far away by human standards, yet still a local address inside the Milky Way's spiral arms.

Find it in the sky

  • How to spot it. At magnitude 13.6 it is far too faint for the eye: this one belongs to cameras and long exposures.
  • Northern sky. It rides the northern half of the sky — an easier target the further north you are.
  • Best time of year. It stands highest in the middle of the night around July — that's when to go looking.

Could we get there?

  • Verdict. Hopelessly far for any craft humanity can build today.

Properties

density gcc
4.3
diameter km
8801.778
discovery facility
Kepler
discovery method
Transit
discovery year
2014
dist ly
982.3264
eccentricity
0
eq temp k
968
host star teff
4910
inclination
84.53
insolation
228.663
mag
13.624
mass earth
0.257
name
Kepler-141 b
orbital period days
3.1077
radius earth
0.69
semi major au
0.039
sys num planets
2
sys num stars
1
tidally locked
yes
tidally locked inferred
yes

About Kepler-141 b

Kepler-141 b is an uncommon exoplanet. It lies about 982.3 light-years from Earth, shines at apparent magnitude 13.62, has an equilibrium temperature near 968 K and spans roughly 0.69 Earth radii.

It orbits closer to its star than Mercury does to the Sun, completing a lap in less time than Mercury takes.

How to see it

At apparent magnitude 13.62, it takes a larger telescope or a long-exposure image to capture.

Like any astronomical target, Kepler-141 b is best seen from a dark site away from city lights, and when it is above the horizon depends on your latitude and the time of year. The visibility panel above works out tonight's viewing window for your saved location.

Why Kepler-141 b is an uncommon exoplanet

Kepler-141 b scores 24 points on Spacedle's rarity scale, which places it in the uncommon tier. Another 10 points would lift it into a rarer tier.

That score comes from 4 science badges — Confirmed exoplanet, Tidally locked, Multi-planet system and Found by Kepler — each earned for a real, measurable property of the object. Rarity on Spacedle is never random: the more remarkable an object's astrophysics, the more badges it collects, the higher it scores, and the rarer it ranks.