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Showing results for: "astronomy"
Showing results for: "astronomy"
Discover Carl Friedrich Gauss, the German prodigy whose foundational work in math and science continues to shape our modern world.
Discover Aristarchus, the Greek astronomer who first proposed a Sun-centered model of the universe, nearly 1,800 years before Copernicus.
Discover Johannes Kepler, the 17th-century astronomer who revolutionized our understanding of the cosmos with his laws of planetary motion.
Explore how telescopes work, why they're trending with new discoveries, and how they expand our understanding of the cosmos. Your guide to the universe.
Discover supernova remnants, the expanding clouds of gas and dust from a star's death, and learn how they create the elements necessary for life.
Discover super-earths, exoplanets larger than our world but smaller than Neptune. Learn why these planets are key in the search for alien life.
Discover the Sun, the star at the center of our solar system. Learn about its composition, how it generates energy, and its vital role for life on Earth.
Discover the science behind the summer solstice. Learn why it's the longest day of the year and how it marks the official start of summer.
Discover radio waves, the invisible part of the electromagnetic spectrum that powers everything from your Wi-Fi to our understanding of the cosmos.
Explore open star clusters, gravitationally bound groups of young stars born from the same cosmic cloud. Learn why they're key to stellar evolution.
Explore the geocentric model, the ancient astronomical theory that placed a stationary Earth at the very center of the entire universe.
Discover Eris, the distant dwarf planet whose discovery challenged our definition of a planet and led to Pluto's reclassification.
Discover declination, the celestial equivalent of latitude. Learn how astronomers use this crucial coordinate to map the stars and navigate the cosmos.
Explore the cosmos—the universe in its entirety. Learn about its origins, structure, and the science of cosmology that seeks to understand it all.
Explore galaxy clusters, the largest gravitationally bound structures in the cosmos, containing thousands of galaxies, hot gas, and mysterious dark matter.
Discover Cepheid variables, the pulsating stars that act as cosmic yardsticks, allowing astronomers to measure vast distances across the universe.
Explore the black dwarf, the theoretical final stage of a star's life. Learn why these ultra-cold stellar remnants don't exist yet.
Discover apparent magnitude, the scale astronomers use to measure the brightness of stars and other celestial objects as seen from Earth.