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Uchusen Rockets宇宙船

Rockets drawn from sourced sizes: line drawings and painted 3D views you drop into a page, take apart and turn round, and a typed model that checks whether a rocket really goes together.

Uchusen is the Japanese word 宇宙船 for spaceship. About the name

Contents

Reference · Journey mode: transfers, launch windows and flip-and-burn trips

Windowtype

A day a ballistic craft can leave on, with the flight time and the two speed changes of the Sun's frame.

Import it

import type { Window } from "@johnmorrisdotca/uchusen-rockets/journey";

Definition

interface Window {
    dateMs: number;
    days: number;
    dv1: number;
    dv2: number;
}

Members

NameTypeDescription
dateMsnumber
daysnumber

The flight time, days.

dv1number

The heliocentric speed changes, km/s.

dv2number

Examples

import type { Window } from "@johnmorrisdotca/uchusen-rockets/journey";

const next: Window = { dateMs: Date.UTC(2026, 10, 4), days: 265, dv1: 3.2, dv2: 2.9 };
console.log(new Date(next.dateMs).toISOString());
2026-11-04T00:00:00.000Z

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/uchusen-rockets 0.14.0.