The cosmic calendar visualises the chronology of the universe, scaling approximately 13.8 billion years into one single year for perspective. New Cosmos: Possible Worlds starts this Sunday at 7pm on National Geographic UK 📺 | National Geographic UK
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4.2K views · 170 reactions | The Cosmic year concept. #galaxy #milkyway #cosmos #spaceexploration #space | Interstellar Traveller | Facebook
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💫The Galactic year, also known as a cosmic year, is the time it takes for the Solar System to complete one orbit around the center of the Milky Way galaxy. This period is significantly longer than a terrestrial year; a galactic year lasts approximately “225-250 million Earth years”. This variation is due to uncertainties in the dynamic models of the galaxy and the different orbital speeds of stars in relation to their distance from the galactic center. 🎯Number of Galactic Years of the Solar Sy
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Orionid Meteor Shower 2025 — Watch the Celestial Rain from Halley’s Comet Get ready for one of the most beautiful sky events of the year! 🌌 The Orionid Meteor Shower will peak on the night of October 21–22, 2025, when up to 20 bright meteors per hour will streak across the heavens. These glowing trails are fragments from Halley’s Comet, burning up as they enter Earth’s atmosphere. Best viewed after midnight, far from city lights — lie back, look up, and enjoy the cosmic show! 🌠 #OrionidMeteorS
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