Dr. Chris Richardson
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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 · A supernova is the biggest explosion that humans have ever seen. Each blast is the extremely bright, super-powerful explosion of a star.
Jun 19, 2023 · According to NASA, supernovas are "the largest explosion that takes place in space." A new supernova called SN 2023ixf has been making headlines since it first burst into view on May 19, 2023...
Jun 15, 2024 · Supernova, any of a class of violently exploding stars whose luminosity after eruption suddenly increases many millions of times its normal level.
Jun 6, 2024 · Don’t confuse a nova with a supernova, a final, titanic explosion that destroys some dying stars, Hounsell said. In a nova event, the dwarf star remains intact, sending the accumulated material hurtling into space in a blinding flash.
A supernova can light the sky up for weeks, and the massive transfer of matter and energy leaves behind a very different star.
Nov 12, 2020 · A supernova is a star's colossal explosion at the end of its life, which can outshine its entire galaxy. Read about causes and types of supernovae here.
Mar 14, 2023 · Massive stars race through their lifecycles, and only some of them go through a brief Wolf-Rayet phase before going supernova, making Webb’s detailed observations of this rare phase valuable to astronomers.
Feb 23, 2024 · The explosion was of a huge star, 20 times the mass of our Sun, a so-called blue supergiant. Its life ended in spectacular style in a process called a supernova, prosaically called SN 1987A, by...
Nov 8, 2023 · Here is a brief description of the main categories of exploding stars. By Jake Parks | Published: November 8, 2023 | Last updated on November 17, 2023. An artist's impression of how a type Ia ...
