11 facts
Although not *in* Aquarius, mathematical predictions led to Neptune's discovery in 1846, with observations confirming its presence in the sky just west of the constellation. This celestial proximity is a notable historical detail for astronomers.
Traveling at the speed of light (299,792,458 meters per second), photons from the Sun embark on a 150-million-kilometer journey across space. This means we always see the Sun as it was 8 minutes ago.
Unlike Earth and most other planets, Venus rotates clockwise. Its extremely slow rotation means one Venusian day (243 Earth days) is longer than its orbital period around the Sun (225 Earth days).
Scientists theorize that in the intense atmospheric conditions of gas giants like Saturn and Jupiter, lightning storms convert methane into soot. This soot is then compressed into graphite and further into diamonds as it falls through the planet's dense atmosphere, potentially forming oceans of liquid carbon.
Unlike the gas giants Jupiter and Saturn, Uranus and Neptune are primarily composed of "ices" — water, ammonia, and methane — in their interiors, rather than just hydrogen and helium. These icy materials are compressed into a super-dense fluid state beneath their frigid, turbulent atmospheres.
Despite its immense size, Jupiter only makes up about 0.1% of the solar system's total mass. The Sun's overwhelming mass is what generates its powerful gravitational pull, keeping all planets in orbit.
While Aries is associated with quick action and impulsiveness, its ruling planet Mars takes nearly two Earth years to complete one orbit around the Sun. This long cycle influences longer-term drives and ambitions.
Our solar system, including the Sun and all its planets, orbits the center of the Milky Way galaxy at an incredible speed of about 828,000 kilometers per hour (514,000 mph). This swift galactic journey takes approximately 230 million years to complete.
Venus rotates clockwise, opposite to most planets, and its day is longer than its year. It takes 243 Earth days to complete one rotation, but only 225 Earth days to orbit the sun, making for a truly unique celestial rhythm and an extremely long day.
Scientists believe that under the extreme pressures and temperatures deep within these ice giants, methane breaks down, and carbon atoms are compressed into solid diamonds that then "rain" down through the planets' mantles.