Seven traditional planets govern the double letters, the sephiroth below the Abyss, and specific major and minor cards.

The 7 Traditional Planets and Their Correspondences

Mars
Rules ♈︎♏︎ Letter Peh פ Sphere Geburah Major Card The Tower Minor Cards 2 of Wands7 of Wands5 of Cups10 of Cups9 of Swords3 of Disks
Sol
Rules ♌︎ Letter Resh ר Sphere Tiphareth Major Card The Sun Minor Cards 3 of Wands6 of Cups10 of Swords4 of Disks8 of Disks
Venus
Rules ♉︎♎︎ Letter Daleth ד Sphere Netzach Major Card The Empress Minor Cards 4 of Wands2 of Cups7 of Cups5 of Swords9 of Disks
Mercury
Rules ♊︎♍︎ Letter Beth ב Sphere Hod Major Card The Magus Minor Cards 8 of Wands3 of Cups6 of Swords5 of Disks10 of Disks
Moon
Rules ♋︎ Letter Gimel ג Sphere Yesod Major Card The Priestess Minor Cards 9 of Wands4 of Cups2 of Swords7 of Swords6 of Disks
Saturn
Rules ♑︎♒︎ Letter Tau ת Sphere Binah Major Card The Universe Minor Cards 5 of Wands10 of Wands8 of Cups3 of Swords7 of Disks
Jupiter
Rules ♐︎♓︎ Letter Kaph כ Sphere Chesed Major Card Fortune Minor Cards 6 of Wands9 of Cups4 of Swords8 of Swords2 of Disks
The 7 Traditional Planets and Their Correspondences
NameRulesLetterSphereMajor CardMinor CardsSymbol
Mars♈︎♏︎

Peh פ

GeburahThe Tower

2 of Wands

7 of Wands

5 of Cups

10 of Cups

9 of Swords

3 of Disks

Sol♌︎

Resh ר

TipharethThe Sun

3 of Wands

6 of Cups

10 of Swords

4 of Disks

8 of Disks

Venus♉︎♎︎

Daleth ד

NetzachThe Empress

4 of Wands

2 of Cups

7 of Cups

5 of Swords

9 of Disks

Mercury♊︎♍︎

Beth ב

HodThe Magus

8 of Wands

3 of Cups

6 of Swords

5 of Disks

10 of Disks

Moon♋︎

Gimel ג

YesodThe Priestess

9 of Wands

4 of Cups

2 of Swords

7 of Swords

6 of Disks

Saturn♑︎♒︎

Tau ת

BinahThe Universe

5 of Wands

10 of Wands

8 of Cups

3 of Swords

7 of Disks

Jupiter♐︎♓︎

Kaph כ

ChesedFortune

6 of Wands

9 of Cups

4 of Swords

8 of Swords

2 of Disks