Sentences with phrase «which explode as supernovae»
Sobral adds: «But star formation at this rate leads to a lot of massive, short - lived stars coming into being, which explode as supernovae a few million years later.
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The star, which was 25 times as massive as our sun, should have exploded in a very bright supernova.
Long gamma - ray bursts, which flash for up to 100 seconds or longer, are believed to occur when massive stars explode as supernovae.
When a massive star dies, it explodes as a supernova, which includes a short burst of visible light, as in this illustration.
They employed a broad spectrum of methods and other measurement data, including Baryonic Acoustic Oscillations, which are density waves from the early universe, local measurements of the Hubble constant, which specifies the universe's rate of expansion at the present day, as well as a certain group of supernovae or exploding stars.
The Caltech Center for Advanced Computing Research's VOEventNet project, which created a virtual observatory by linking a number of telescopes, introduced a software program this week that works with Sky, allowing users to post and view images and video of transient phenomena such as exploding and colliding stars, gamma - ray bursts, and supernovae within minutes of their detection.
These neighbouring bubbles eventually merged to form a superbubble, and the short life spans of the stars at its heart meant that they exploded as supernovae at similar times, expanding the superbubble even further, to the point that it merged with other superbubbles, which is when the supershell was formed.
In other cases, in which the mass of the star is several solar masses or more, the star may explode as a supernova.
Such large and luminous massive stars are believed to be highly evolved, all of which suggests that W26 is coming towards the end of its life and will eventually explode as a supernova.