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Epic star 50 EP

The Ara

RA 271.6578° · Dec -50.0915° · star

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Score breakdown

· 6 badges
50 pts · Epic
Epic 78 pts → Anomaly
  • Supergiant +18
  • Intrinsically luminous (Mv < −2) +10
  • Naked-eye visible +8
  • Hot blue B-type star +6
  • Blue-white star +5
  • Star +3
Total score 50

28 more points to reach Anomaly.

Badges

  • Star · +3
  • Naked-eye visible · +8
  • Hot blue B-type star · +6
  • Supergiant · +18
  • Blue-white star · +5
  • Intrinsically luminous (Mv < −2) · +10

Trivia

What it actually is

  • Spectral class. Its spectrum reads B2Ib — a blue-white B-type star, with a surface tens of thousands of degrees hot and a life measured in tens of millions of years.
  • Where it is in life. It is a supergiant, hundreds of times wider than the Sun.

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 3.6 you can see it with your own eyes from a dark site, over in Ara.
  • 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 June — 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. ≈ 14.3 million years at Voyager 1's speed (17 km/s).

Properties

absmag
-3.334
bv
-0.101
constellation
Ara
dist ly
813.3567
luminosity
1877.5867
mag
3.65
name
The Ara
spect
B2Ib

About The Ara

The Ara is an epic star. It lies about 813.4 light-years from Earth, sits in the constellation Ara, shines at apparent magnitude 3.65 and has spectral type B2Ib.

Its spectrum reads B2Ib — a blue-white B-type star, with a surface tens of thousands of degrees hot and a life measured in tens of millions of years.

How to see it

Look for The Ara in the constellation Ara. At apparent magnitude 3.65, it can be glimpsed with the unaided eye under dark skies.

Like any astronomical target, The Ara 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 The Ara is an epic star

The Ara scores 50 points on Spacedle's rarity scale, which places it in the epic tier. Another 28 points would lift it into a rarer tier.

That score comes from 6 science badges — Star, Naked-eye visible, Hot blue B-type star, Supergiant, Blue-white star and Intrinsically luminous (Mv < −2) — 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.