FITS to ICO — Format Comparison & Online Converter
Fast, instant FITS to ICO conversion. No signup required. Just drop your .fits file and get .ico in seconds.
Batch Settings
Vous travaillez avec des données astronomiques ou des images scientifiques et vous avez besoin de les transformer en icônes pour des applications, des sites web ou des documents ? La conversion de FITS (Flexible Image Transport System) en ICO est une opération spécifique qui peut sembler technique, mais notre outil est conçu pour la rendre accessible et rapide. Le format FITS est la norme incontournable pour les données d'imagerie dans le domaine de l'astronomie et de l'astrophysique, tandis que l'ICO est le format standard pour les icônes sur les systèmes d'exploitation Windows et le web. Que vous soyez chercheur, développeur ou simplement un passionné d'astronomie souhaitant illustrer vos découvertes, notre convertisseur vous permet de passer d'une image scientifique brute à une icône prête à l'emploi en quelques clics. Simplifiez votre flux de travail et donnez une nouvelle dimension visuelle à vos données FITS.
- Illustrations pour publications académiques (France)
- Icônes logicielles pour observatoires (Québec)
- Vignettes de projets spatiaux (Belgique)
En Suisse, où la recherche spatiale et l'ingénierie de précision sont très présentes, la conversion FITS en ICO peut être cruciale pour l'intégration de données scientifiques dans des interfaces utilisateur ou des présentations techniques, respectant les standards élevés de lisibilité et de formatage.
About FITS to ICO Conversion
FITS and ICO (introduced 1985) are both image formats, but they differ in important ways. FITS is a widely used file format. ICO is the icon format used for website favicons and Windows application icons.
When you convert FITS to ICO, the goal is to convert between formats quickly. Converting FITS to ICO maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your FITS file is decoded and re-encoded as ICO. The conversion involves 4 steps: (1) your fits file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in ico format, (4) the converted file is ready for download.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you need a ICO file. For the opposite direction, CocoConvert also supports ICO to FITS conversion.
How to Convert FITS to ICO
- 1
Upload .fits file
Select your FITS file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .ico
Set ICO as the output format. The converter uses optimal settings based on the FITS→ICO conversion profile.
- 3
Convert
The server-side engine decodes your FITS file and re-encodes it as ICO. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .ico file. Multiple output files can be downloaded together.
What Happens When You Convert FITS to ICO
Your FITS file is decoded and re-encoded as ICO.
Your FITS file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in ICO format
The converted file is ready for download
Format Comparison
FITS
.fits file
| Extension | .fits |
| MIME Type | image/fits |
| Category | Image |
ICO
.ico file
| Extension | .ico |
| MIME Type | image/x-icon |
| Category | Image |
Should You Convert FITS to ICO?
When to Convert
- ✓When you need a ICO file
Frequently Asked Questions
What is the difference between FITS and ICO?
FITS is a widely used file format. ICO is the icon format used for website favicons and Windows application icons.
Does FITS to ICO conversion affect quality?
Converting FITS to ICO maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, FITS or ICO?
FITS is a common image format. ICO uses lossless compression. The better choice depends on whether you prioritize file size or quality.
How long does FITS to ICO conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is FITS or ICO better for long-term storage?
ICO is better for archival since it preserves all original data.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.