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Trash variable star 5 EP

HD 155915

RA 259.5612° · Dec -60.4576° · star

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Score breakdown

· 1 badge
5 pts · Trash
Trash 15 pts → Common
  • Variable star +5
Total score 5

10 more points to reach Common.

Badges

  • Variable star · +5

Trivia

Could we get there?

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

Getting there

  • Aboard Voyager 1. ≈ 3.4 million years at Voyager 1's speed (17 km/s).
  • Fastest probe ever. ≈ 300.1 thousand years even at the Parker Solar Probe's 192 km/s.
  • At 10% light speed. ≈ 1922 years in a starship at a tenth of light speed.
  • Distance. 192 light-years from Earth.

Look-back time

  • Look-back time. The light you'd see left around the year 1834.

Saying hello

  • Say hello. A radio message and its reply would take 384 years round-trip.

Properties

absmag
5.658
bv
0.754
constellation
Ara
dist ly
192.1956
mag
9.51
name
HD 155915
spect
G8/K0V

About HD 155915

HD 155915 is a trash variable star. It lies about 192.2 light-years from Earth, sits in the constellation Ara, shines at apparent magnitude 9.51 and has spectral type G8/K0V.

HD 155915 is a trash variable star worth 5 points across 1 science badge. Explore its facts, badges and place on the sky map, then add it to your dex on Spacedle.

How to see it

Look for HD 155915 in the constellation Ara. At apparent magnitude 9.51, a small backyard telescope will bring it into view.

Like any astronomical target, HD 155915 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 HD 155915 is a trash variable star

HD 155915 scores 5 points on Spacedle's rarity scale, which places it in the trash tier. Another 10 points would lift it into a rarer tier.

That score comes from 1 science badge — Variable 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.

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Sky imagery and survey data courtesy of Aladin Lite & CDS, Strasbourg. Object data from the NASA Exoplanet Archive, JPL Small-Body Database, and the ATNF Pulsar Catalogue.