Sentence examples for shell of material from inspiring English sources

I occurs when a star has sloughed off a shell of material (red in 1) and then later explodes (2).

They suspected that maybe the star erupted, or went nova, previously propelling a shell of material outwards.

Over the following year, this shell of material moves by about 2,000 astronomical units (1 AU corresponds to the average Earth Sun distance).

In 1734 Swedish philosopher Emanuel Swedenborg proposed a model for the solar system's origin in which a shell of material around the Sun broke into small pieces that formed the planets.

The inner shock wave is believed to be due to the collision of the ejecta from the supernova explosion with a circumstellar shell of material, heating it to a temperature of ten million degrees.

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.

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.