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Uncommon exoplanet 32 EP

Kepler-413 b

RA 288.5107° · Dec 51.1624° · exoplanet

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Score breakdown

· 5 badges
32 pts · Uncommon
Uncommon 34 pts → Rare
  • Circumbinary (orbits both stars) +14
  • Distant (over 1,000 light-years) +6
  • Confirmed exoplanet +5
  • Neptune-like +4
  • Found by Kepler +3
Total score 32

2 more points to reach Rare.

Badges

  • Confirmed exoplanet · +5
  • Distant (over 1,000 light-years) · +6
  • Neptune-like · +4
  • Circumbinary (orbits both stars) · +14
  • 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.

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 15.9 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. Impossible with our current technology — and the next millennium of it.

Getting there

  • Aboard Voyager 1. ≈ 48.6 million years at Voyager 1's speed (17 km/s).

Properties

circumbinary
yes
density gcc
3.2
diameter km
55451.2014
discovery facility
Kepler
discovery method
Transit
discovery year
2014
dist ly
2764.2895
eccentricity
0.1181
eq temp k
334.96
host star teff
4700
inclination
89.929
insolation
2.9436
mag
15.885
mass earth
67
name
Kepler-413 b
orbital period days
66.262
radius earth
4.347
semi major au
0.3553
sys num planets
1
sys num stars
2

About Kepler-413 b

Kepler-413 b is an uncommon exoplanet. It lies about 2,764.3 light-years from Earth, shines at apparent magnitude 15.88, has an equilibrium temperature near 335 K and spans roughly 4.35 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 15.88, it takes a larger telescope or a long-exposure image to capture.

Like any astronomical target, Kepler-413 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-413 b is an uncommon exoplanet

Kepler-413 b scores 32 points on Spacedle's rarity scale, which places it in the uncommon tier. Another 2 points would lift it into a rarer tier.

That score comes from 5 science badges — Confirmed exoplanet, Distant (over 1,000 light-years), Neptune-like, Circumbinary (orbits both stars) 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.