At a Glance
- Birthday
- October 21
- Sun Sign
- Libra
- Approx. Degree
- 29° Libra
- Sabian Symbol
- “Mankind's vast and enduring effort to reach for knowledge transferable from generation to generation.”
- Jones Keyword
- Rationality
Your Sun Sign on October 21
A October 21 birthday places your Sun in Libra, an air sign ruled by Venus. But your sign is only the broad stroke — within Libra, your Sun sits at one specific degree, and that single degree carries its own Sabian image.
Because the Sun moves about one degree per day, your exact degree can shift slightly with your birth year and time. The calculator pins it precisely from your birthday.
The Image at Your Degree
For October 21, that degree is about 29° Libra, and its Sabian Symbol is “Mankind's vast and enduring effort to reach for knowledge transferable from generation to generation.” This is one of 360 images received clairvoyantly in 1925 — a concrete scene rather than an abstract trait. Read the full meaning, gift and shadow, and chart placement on the 29° Libra Sabian Symbol page.
Born October 21? See the exact image at your Sun’s degree free. No account.
Start free →- Sun, Moon & Ascendant — three images, not one
- The pattern that runs across all three placements
- A written action plan, mapped to your chart
- Saved as a link for 7 days · download as PDF
- A 12-month forecast from your real transits
- ~25 key moments, each mapped to its Sabian image
- Organized by quarter, with one throughline
Common Questions
What is the Sabian Symbol for someone born on October 21?
If you were born on October 21, your Sun is at approximately 29° Libra, whose Sabian Symbol is “Mankind's vast and enduring effort to reach for knowledge transferable from generation to generation.” Its Jones keyword is Rationality. Your exact degree depends on your birth year and time.
What zodiac sign is October 21?
A birthday on October 21 usually falls under Libra.
Why might my Sabian degree be different?
The Sun advances about one degree per day, and sign boundaries shift by a day or so each year. Your birth time also matters. Enter your birthday in the free calculator for the exact image at your Sun's degree.