What Makes a Supernova? Scientists Thought They KnewNew X-ray research questions the origins of a key type ofsupernova, and may bend one of...By SpottsPeter N
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Today, we know them to be not stars being born but stars in their death throes, and we call the event a supernova. (The earliest record of a possible supernova appears in a prehistoric rock carving from Kashmir, but no one knows what the carver called the event, if anything.) ...
In a Type Ia supernova, the supernova process happens when the white dwarf in the binary accretes too much mass (anything over about 1.44 times the mass of our sun). The exact cause of the explosion is still an active area of research, but many think that the extra mass makes the co...
根据第一段中的“We all know what happens to most stars in the final stages of their lives: they explode violently in an event called a supernova(超新星), the largest explosion taking place in space to NASA's eye, when ②寻线索 they run out of 'fuel' and collapse(瓦解)"可知,当大...
What causes supernova? What is the magnetosphere made of? How many solar masses is a black hole? When is the peak of the solar cycle? What is the hottest planet in our solar system? Is the biosphere solar powered? Where is solar energy being used in the United States?
Supernova: How Massive Stars Explode from Chapter 16 / Lesson 10 10K Massive stars tend to go out with an explosion called a supernova. Learn about how the iron cores of stars cause the explosions, the contraction of the core, and how the core bounces and results in explosions. Related...
When a giant star explodes like this, it’s called a supernova.To the naked eye, a supernova appears to be a bright new star, but it’s not a new star. It’s a dying star.However, the shock waves from a supernova excite nearby clouds of hydrogen gas, causing them to compress, ...
However, the Milky Way is filled with the supernova remnants that mark the deaths of massive stars, indicating that our galaxy was once home to GRBs. Do gamma-ray bursts detonate like bombs? Scientists once thought that a GRB "going off" in a host galaxy would kill all life in that ...
When a red supergiant star dies, it explodes into a supernova. Bright blue tinted stars: An example of a bright blue star is Rigel which makes the right foot of the constellation Orion. The bright blue large stars will have a life span of several hundred thousand years. In the ...