Pisces

Pisces is mutable water — the last sign, the sign of dissolution, compassion, mysticism, and the return of all things to the ocean they came from. It is the most permeable sign: the boundary between self and other, self and cosmos, thinning to nothing. Whatever planet sits in Pisces becomes more compassionate, more porous, more attuned to the invisible and the suffering of others — and less defined.

The gift is boundless compassion, spiritual openness, and artistic and mystical receptivity. The shadow is boundarylessness, escapism, and the loss of the self in the suffering or the fantasy.

Pisces is ruled by Jupiter (traditional) and Neptune (modern), and is the sign of Venus's exaltation — love at its most unconditional and transcendent. It is mutable (adaptable), water (emotional), and feminine/nocturnal. Its symbol is the two Fishes bound together, swimming in opposite directions — the pull between the transcendent and the dissolute, spirit and escape. It governs the feet: the body's foundation, and, fittingly for the last sign, what carries us and what we stand on when there is no solid ground.

The tradition placed Pisces at winter's end, the dissolution before spring's new beginning at Aries. It is the principle of return and dissolution: the end of the zodiac, where all the separate signs melt back into the undifferentiated whole before the cycle begins again.

A planet in Pisces becomes compassionate, porous, and attuned to the invisible. The Sun in Pisces: a self that becomes itself by dissolving the boundary between self and all things. The Moon in Pisces: an emotional life of boundless empathy that absorbs others' feelings and struggles to know which are its own. Venus in Pisces: exalted — love as unconditional compassion and spiritual union. Neptune in Pisces: at home — the mystical and the dissolving at full strength.

The shadow is the lost self — the person so permeable they merge with everyone, so attuned to suffering they drown in it, so drawn to transcendence they escape rather than live. Pisces' compassion, without boundaries, becomes self-erasure.

Find any planets in Pisces, and the house holding it — and if Pisces is your rising sign, read it as the manner in which you meet the whole world.

Ask: where am I most compassionate, most porous, most easily lost in others or in longing? That house is where you dissolve — into empathy, into the sacred, into escape. The development is not to harden. It is to find edges compassionate enough to keep the self while still letting the world in.

Pisces rising, at 21°, the whole chart's first house

Pisces on the Ascendant means the person meets the world with no hard edge — receptive, permeable, hard to define, experienced by others as gentle, elusive, or mysterious. It is the perfect interface for someone whose gift is feeling what others feel and moving between worlds. It is also the sign's central danger placed at the very front of the chart: a self that can become whatever the room requires, that dissolves into others so smoothly it may lose track of where it ends. For a Pisces rising, the lifelong work is written right at the threshold — to remain oneself while meeting everyone, to have edges soft enough for compassion and firm enough to survive it. The last sign, at the first house: the whole zodiac's dissolution, met at the doorway of the self.

• Steven Forrest, The Inner Sky — Pisces as the principle of transcendence and dissolution.
• Liz Greene, The Astrological Neptune and the Quest for Redemption — the Piscean-Neptunian longing, definitively.