Sentences with phrase «atmosphere of a star»
This is the best image of the surface and atmosphere of any star other than the Sun.
astrobio.net
The spacecraft's telescopes are sensitive to radiation from the hot outer atmospheres of stars like the Sun and white dwarfs, formed when stars about the size of the Sun reach the end of their lives.
The tidal effect, as it's called, is probably why astronomers have not been finding more hot Jupiters practically grazing the outer atmospheres of their stars.
«Studying these fingerprints in detail requires very precise measurements of the wavelength, or colour, of the light emerging from the atmospheres of these stars» says Dr Matthew Bainbridge, who has been working on the detailed analysis techniques needed to detect the tiny changes expected.
These stars have masses around half that of the Sun compressed into a radius similar to that of Earth, leading to extreme gravity within the atmosphere of the star.
Temperatures can be much, much hotter than on Earth (such as in the atmosphere of a star) and much, much colder (in relatively empty interstellar space).
This causes the atmosphere of the star to expand enormously.
By some process, the planet - formation process is influencing the depletion of lithium in the atmosphere of the stars.»
The standard explanation for this is that the atoms in the atmosphere of the star absorb some of the light which is emitted, and each element absorbs only some distinct, characteristic wavelengths of light.
They have also made the first map of the velocities of material in the atmosphere of a star other than the Sun, revealing unexpected turbulence in Antares's huge extended atmosphere.
This is especially true towards the boundary or atmosphere of the star.
Using the new results the team has created the first two - dimensional velocity map of the atmosphere of a star other than the Sun.
This instrument collects light in the near - infrared part of the electromagnetic spectrum and disperses it, like a prism, to reveal signatures of different elements in the atmospheres of stars.