In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
It is clear that human beings, throughout history, have always had a constant curiosity to discover everything that happens ...
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...
Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...
Explore the James Webb Space Telescope's incredible discovery: a cosmic alignment revealing the teenage years of our Milky ...
From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...
Our modern era of space observation and exploration deepens our connection with the universe—and with each other. When NASA ...
Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...
The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...
In a significant astronomical discovery, researchers found three ultra-faint dwarf galaxies, offering new insights into the ...
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