Sentence examples for shells of material from inspiring English sources

Infrared studies from spacecraft have revealed that Betelgeuse is surrounded by immense shells of material evidently shed by the star during episodes of mass loss over the past 100,000 years.

Like all massive stars, Cas A once consisted of concentric shells of material.

If shells of material do exist near bursts, they probably come from the massive stars themselves or from other supernovas popping off nearby, he adds.

IC 1295 lies about 3300 light-years from Earth and consists of several shells of material, each belched from the central star as it entered the final phases of its life.

"Shells" of material traveling at different speeds -- all very close to the speed of light -- pile up on one another, like snow in front of a shovel, creating internal shocks that emit low-energy gamma photons.

That is to say, a red giant has shed its outer envelope in a less-violent event than a supernova explosion and has become an intensely hot star surrounded by a shell of material that is expanding at a speed of tens of kilometres per second.

"Our best guess is that prior to the explosion, the star cast off some shell of material, and the supernova ejecta later collided with this shell".

Quantum dots can be also be encapsulated by a shell of material such as a polymer, micelle, or bead that makes them more soluble in particular media [39].

Details of the spectra suggest that the elements glow within a narrow shell of material rifling out from the site of the burst at one-tenth the speed of light.

For this reason, we assume the dynamics of the companion stars are not affected by the expanding shell of material, and the companion stars neither accrete nor are stripped of mass.

This increases the local pressure on this axis, resulting in expulsion of material from the far side of the star (panels (c) and (d)) and can counter the effect of the outward kick imparted by the incident shell of material (see also Marietta et al. 2000).