Skip to the content

Hoshi Stars星

The stars you can see without a telescope, with names, colours and distances; the 88 constellations with their lines and boundaries; the Messier objects; and seven map projections to draw them on.

Hoshi is the Japanese word 星 for a star. About the name

Contents

Reference · The sky out to a distance, in layers: the stars and galaxies nearer than 10, 50, 100, 500 or 1,000 light-years, each distance band its own colour, the ones with an uncertain distance kept apart, and none placed at a guess

limitTextfunction

A limit as the text the address keeps: all, or the light-years rounded (to the step where it is a step, else to 2 significant figures).

Import it

import { limitText } from "@johnmorrisdotca/hoshi-stars/distance";

Definition

function limitText(limit: number): string

Parameters

NameTypeDescription
limitnumber

The limit in light-years, Infinity for all.

Returns

string

The text.

Examples

import { limitText } from "@johnmorrisdotca/hoshi-stars/distance";

console.log(limitText(100), limitText(Infinity), limitText(137.9));
100 all 140

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/hoshi-stars 0.47.0.