Frequently asked questions

CelestiArt is an online editor that draws the real night sky for any date, time and place, and turns it into a personalized, print-ready star map poster. You design it free and buy it right in the editor.

Every star, constellation, the Moon (with its true phase) and the naked-eye planets are calculated for your exact date, time and coordinates, including time zones, daylight-saving time and precession. Read how it works.

Yes. The editor is free with no account. The preview is watermarked until you buy the design.

Design your map in the editor, click Download and pay in the secure checkout by card, Apple Pay or PayPal. The design unlocks straight away. Step-by-step guide.

$12.99 per star map, with any sales tax or VAT included. That covers the print-ready PNG, PDF and SVG, two hours of changes and thirty days of downloads. Designing and previewing are always free.

A 300 DPI PNG, a PDF at the exact print size you chose, and a resolution-independent SVG.

US sizes 8×10, 11×14, 12×16 and 16×20 inches, and ISO sizes A5, A4, A3 and A2, in portrait or landscape. All match standard frames.

No. It is a digital download, so you can print it anywhere: at home, at a local print shop or with an online print service. See the printing guide.

As often as you like for thirty days after payment, in PNG, PDF and SVG. For the first two hours you can also change the design and download up to three versions. A different star map needs another purchase.

Paddle (paddle.com), our reseller and merchant of record. Your card or other payment details go to Paddle, never to us, and Paddle emails your receipt.

No. There are no accounts: you design, buy and download without one. Your purchase comes with a private link to your files that works on any device, and recover my purchase sends it again if you lose it.

Go to Recover my purchase and enter the email you used at checkout. We will send the private link again to every star map you can still download (30 days after purchase).

Use your best guess, or an evening hour such as 21:00 on the date. The sky turns slowly, so an hour either way still shows that night’s stars. You can hide the time on the poster.

Yes. Choose a circle, heart or rounded square. Circular maps can also have a 24-hour or calendar dial frame.

Yes. Add a link to a playlist, song, video or shared memory and a small, scannable QR code is drawn into the design.

Yes. There is no shipping: design it in minutes, download straight away and print the same day. See last-minute gifts.

Payments are usually confirmed within seconds. Wait a minute and click Download again; you will not be charged twice. If it still won’t unlock, email support@celestiart.com with the receipt Paddle sent you.