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Uncommon galaxy 32 EP

IC 2977

RA 178.8111° · Dec -37.6963° · openngc

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Score breakdown

· 3 badges
32 pts · Uncommon
Uncommon 34 pts → Rare
  • Galaxy +14
  • Irregular galaxy (no shape at all) +12
  • Outside our galaxy entirely +6
Total score 32

2 more points to reach Rare.

Badges

  • Galaxy · +14
  • Outside our galaxy entirely · +6
  • Irregular galaxy (no shape at all) · +12

Trivia

What it actually is

  • What it actually is. A galaxy: a gravitationally bound city of stars, gas and dark matter, turning so slowly that a single rotation takes hundreds of millions of years.
  • Irregular. An irregular galaxy — no disc, no bulge, no symmetry. Most have been pulled out of shape by a larger neighbour's gravity.

Sense of scale

  • In perspective. Deep in the extragalactic distance — further than the entire Virgo Cluster of galaxies.
  • Scale. Home to hundreds of billions of stars — a universe unto itself, and every one of those points of light could have planets.

Find it in the sky

  • How to spot it. At magnitude 12.2 it is far too faint for the eye: this one belongs to cameras and long exposures, over in Centaurus.
  • 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 March — that's when to go looking.

Could we get there?

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

Properties

constellation
Cen
dist ly
138846334.6827
dso type
G
hubble
I
mag
12.24
name
IC 2977
radial velocity kms
2965
redshift
0.0099
size arcmin
2.14
surface brightness
23.03

About IC 2977

IC 2977 is an uncommon galaxy. It lies about 138,846,334.7 light-years from Earth, sits in the constellation Cen and shines at apparent magnitude 12.24.

A galaxy: a gravitationally bound city of stars, gas and dark matter, turning so slowly that a single rotation takes hundreds of millions of years.

How to see it

Look for IC 2977 in the constellation Cen. At apparent magnitude 12.24, it takes a larger telescope or a long-exposure image to capture.

Like any astronomical target, IC 2977 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 IC 2977 is an uncommon galaxy

IC 2977 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 3 science badges — Galaxy, Outside our galaxy entirely and Irregular galaxy (no shape at all) — 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.