The fifth planetary condition in Rudolf Steiner's cosmology, the stage after Earth in which humanity attains Spirit-Self as a shared faculty.
Future Jupiter is the next condition our solar system will pass through after the present Earth phase. In Rudolf Steiner's spiritual-scientific cosmology, it is the fifth of seven planetary conditions, following Old Saturn, Old Sun, Old Moon, and Earth. On this future Jupiter, humanity has the task of carrying Spirit-Self, the transformed astral body, as a natural species-wide capacity rather than as a rare individual attainment.
In Steiner's Own Words
Then, after an intermediate stage, which presents itself as a sojourn in a higher world, the Earth will transform itself into Jupiter. Within this state, what is now called the mineral kingdom will no longer exist; the forces of this mineral kingdom will be transformed into plant forces. The plant kingdom, which in contrast to the present plant kingdom will have an entirely new form, appears during the Jupiter state as the lowest kingdom. To this a higher kingdom is added, the transformed animal kingdom; above it there is a human kingdom, which proves to be the progeny of the evil community that arose on the earth; above all these are to be found the descendants of the good community of earth men, a human kingdom of a higher order.
What it Means Today
Two ideas often get confused when readers first meet this term. The astronomical planet Jupiter, the gas giant our telescopes locate, is not what Steiner names here. Neither is the Roman sky-god nor the natal-chart influence the astrologer reads. Steiner uses "Jupiter" for a future condition of the whole solar system, an unfolding stage in which the work begun on Earth carries forward. The same applies to the names Saturn, Sun, Moon, Venus, and Vulcan in his cosmology. Each names a condition the entire system passes through, not a body in the present sky.
What gives Future Jupiter its particular weight in Steiner's anthropology is the consciousness it asks of humanity. On Earth, the I-Being awakens within a single biography. The work of transforming the astral body into Spirit-Self, what Eastern teachings called Manas, is presently the labour of saints, initiates, and patient inner workers. On Future Jupiter that achievement is no longer rare. It becomes the natural condition of the species, the way human beings ordinarily think and feel and will. The seven-stage arc Steiner traces in GA 13 sets this within a longer pattern: Spirit-Self on Jupiter, Life-Spirit on Venus, Spirit-Man on Vulcan, three higher members of the human being slowly emerging across cosmic time. Waldorf teachers since 1919 have read this not as prediction to be believed but as picture to be worked with, a long horizon that gives present pedagogy its ethical orientation. The classroom builds toward Jupiter the way a cathedral builds toward a sky no single mason will see. Future Jupiter is followed in Steiner's cosmology by Future Venus, the sixth planetary condition in which humanity attains Life-Spirit consciousness as a collective faculty. The Jupiter embodiment of the earth is pictured as the New Jerusalem descending from heaven.
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