Search results
A supernova (pl.: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last evolutionary stages of a massive star, or when a white dwarf is triggered into runaway nuclear fusion.
Jul 9, 2024 · Learn about the biggest explosions in the universe, caused by the death of massive stars or the collision of white dwarfs. Find out how supernovas shine bright, create elements, and help scientists measure distances in space.
Jun 19, 2023 · A supernova is what happens when a star has reached the end of its life and explodes in a brilliant burst of light. Supernovas can briefly outshine entire galaxies and radiate more energy than...
Jun 15, 2024 · Learn about supernovae, the violent explosions of massive stars that outshine their galaxies and create heavy elements. Find out the types, history, and examples of supernovae, and how they are observed and studied.
Nov 12, 2020 · A supernova is the cataclysmic explosion of a massive star at the end of its life. Learn about the different types of supernovae, their causes, effects and examples, such as the Crab Nebula and the Veil Nebula.
Supernovae are massive cosmic explosions that produce heavy elements and new stars. Learn about the different types of supernovae, how they occur, and what they leave behind.
Jun 18, 2024 · SCIENCE. Astronomers have discovered the oldest and farthest supernova ever. The new discoveries, based on data from the James Webb Space Telescope, provide a glimpse of the early universe. When...
