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astrophysics
Supernova Remnant: How Exploding Stars Shape the Galaxy
A supernova remnant is the expanding structure of gas, dust, and shock waves left behind after a star explodes, shaping the galaxy through...
White Dwarf Star: Formation, Structure, and Cosmic Fate
A white dwarf is the dense remnant left when a low- or intermediate-mass star exhausts its fuel and sheds its outer layers.
Interstellar Medium: Gas, Dust, and the Raw Stuff of Stars
The interstellar medium is the gas, dust, and energetic particles filling the space between stars, supplying raw material for new stars and planets.
Heliocentric Model: How the Sun Replaced Earth at the Center
The heliocentric model places the Sun at the center of the solar system. First proposed in ancient Greece, it took 1,800 years to...
AI Reveals Our Galaxy's Black Hole Spins Near Maximum Speed
Neural network trained on millions of simulations finds our galaxy's black hole spinning near maximum velocity, with its axis pointed at Earth.
