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Rare comet 42 EP

C/2021 A6 (PANSTARRS)

Position computed live · sbdb

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Live ephemeris

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Score breakdown

· 5 badges
42 pts · Rare
Rare 50 pts → Epic
  • Far-flung orbit (a > 50 AU) +14
  • Never comes near the Sun +10
  • Has a proper name +8
  • Comet +6
  • Steeply tilted orbit (i > 40°) +4
Total score 42

8 more points to reach Epic.

Badges

  • Comet · +6
  • Has a proper name · +8
  • Far-flung orbit (a > 50 AU) · +14
  • Never comes near the Sun · +10
  • Steeply tilted orbit (i > 40°) · +4

Trivia

What it actually is

  • Its orbit family. A long-period comet falling in from the Oort Cloud, where it spent billions of years in the deep freeze before something nudged it loose.
  • Closest approach. At its nearest it comes within 7.93 AU of the Sun — inside the orbit of Saturn.
  • Wild orbit. Its highly elliptical path swings between scorching and frozen each lap.
  • Steeply tilted. Its orbit is tipped 76° out of the flat plane the planets share — it spends most of its time well above or below them.

Standing on it

  • Tail. Its tail always points away from the Sun, never trailing behind its motion — it is blown, not dragged.

By the numbers

  • Made of. A comet is a dirty snowball: water ice, frozen carbon dioxide and dust, held together loosely enough that some simply crumble when the Sun warms them.

What's in a name

  • Named. Notable enough to have earned a proper name, not just a catalogue number.

Properties

aphelion au
20610.68
designation
2021 A6
eccentricity
0.9992
full name
C/2021 A6 (PANSTARRS)
inclination
75.61
mean motion deg day
0
moid au
6.95
name
C/2021 A6 (PANSTARRS)
named
yes
orbit class
COM
perihelion au
7.928
semi major au
10310

About C/2021 A6 (PANSTARRS)

C/2021 A6 (PANSTARRS) is a rare comet. It swings within 7.928 AU of the Sun at perihelion.

A long-period comet falling in from the Oort Cloud, where it spent billions of years in the deep freeze before something nudged it loose.

How to see it

Like any astronomical target, C/2021 A6 (PANSTARRS) 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. Because it moves against the background stars, the live position panel on this page tracks where it is right now. The visibility panel above works out tonight's viewing window for your saved location.

Why C/2021 A6 (PANSTARRS) is a rare comet

C/2021 A6 (PANSTARRS) scores 42 points on Spacedle's rarity scale, which places it in the rare tier. Another 8 points would lift it into a rarer tier.

That score comes from 5 science badges — Comet, Has a proper name, Far-flung orbit (a > 50 AU), Never comes near the Sun and Steeply tilted orbit (i > 40°) — 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.