A giant cloud of dust and gas in space, often spanning light-years. Nebulae are star birthplaces, forming when regions collapse under gravity. They also form from dying star remnants, such as planetary nebulae and supernova remnants.
A massive, luminous sphere of hot gas held together by gravity, generating energy through nuclear fusion. Stars range fr...
The matter and radiation between star systems, consisting primarily of hydrogen and helium gas with dust particles. It p...
A powerful explosion at the end of a massive star's life, briefly outshining an entire galaxy. Supernovae scatter heavy ...
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