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MD at a glance
MD
Markdown was created in 2004 by John Gruber with Aaron Swartz, but the later CommonMark effort became important because the original syntax description was too ambiguous to keep implementations aligned.
FITS at a glance
FITS
FITS became a durable scientific standard because observatories, spacecraft, and analysis tools needed a stable interchange format that outlived individual instruments and software stacks.
Format comparison
| Feature | MD | FITS |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2004 | 1981 |
| Inventor | John Gruber and Aaron Swartz | NASA / astronomical data community |
| Status | active | active |
| Primary use cases |
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| Vector scaling | Not supported | Not supported |
When to use each format
When to use MD
- Your source file is already in MD.
- Preserve source expectations before exporting to FITS.
- MD is commonly used in document workflows.
When to use FITS
- Your target workflow expects FITS.
- Improve delivery compatibility with FITS.
- FITS is commonly used in image workflows.
FAQs
Why convert MD to FITS?
Convert to FITS when preserving scientific image data, observation metadata, or instrument-derived captures for astronomy and research workflows.
It is the right target when measurement context matters as much as the picture itself.
What changes when converting MD to FITS?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting MD to FITS?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.