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Trash star 9 EP

GL Gl 4.2B

RA 1.5764° · Dec -49.0756° · star

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Score breakdown

· 2 badges
9 pts · Trash
Trash 15 pts → Common
  • Binary star +6
  • Star +3
Total score 9

6 more points to reach Common.

Badges

  • Star · +3
  • Binary star · +6

Trivia

What makes it special

  • Not one star but two. It is a binary: two stars orbiting a shared centre of mass. More than half of all the 'stars' you can see are actually multiple systems.

Sense of scale

  • In perspective. Inside our stellar backyard: every radio broadcast humanity has ever made has already swept past it.

Find it in the sky

  • How to spot it. At magnitude 11.5 you'll want a small backyard telescope, over in Phoenix.
  • Southern sky. It rides the southern half of the sky — an easier target the further south you are.
  • Best time of year. It stands highest in the middle of the night around September — that's when to go looking.

Could we get there?

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

Getting there

  • Aboard Voyager 1. ≈ 1.5 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 130.6 thousand years even at the Parker Solar Probe's 192 km/s.

Properties

absmag
9.455
binary
yes
constellation
Phe
dist ly
83.6297
luminosity
0.0144
mag
11.5
name
GL Gl 4.2B

About GL Gl 4.2B

GL Gl 4.2B is a trash star. It lies about 83.6 light-years from Earth, sits in the constellation Phe and shines at apparent magnitude 11.5.

It is a binary: two stars orbiting a shared centre of mass. More than half of all the 'stars' you can see are actually multiple systems.

How to see it

Look for GL Gl 4.2B in the constellation Phe. At apparent magnitude 11.5, a small backyard telescope will bring it into view.

Like any astronomical target, GL Gl 4.2B 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 GL Gl 4.2B is a trash star

GL Gl 4.2B scores 9 points on Spacedle's rarity scale, which places it in the trash tier. Another 6 points would lift it into a rarer tier.

That score comes from 2 science badges — Star and Binary star — 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.