How Does It Get Oxygen?

If the Sun Is ablaze , How Does It Get Oxygen?

credit:NASA

Though pictures of the sun sure look fiery, the sun isn't ablaze the way you would possibly think, as when paper burns.

When a bit of paper is about ablaze with a match, the atoms (mostly carbon, hydrogen, and oxygen) within the chemical compounds within the paper combine with the molecules of oxygen within the atmosphere to supply the chemical compounds CO2 and water and to release heat and lightweight . this is often a reaction that we call combustion.

The sun is completing a way different process called fusion . Each second the sun converts 700,000,000 plenty of the element hydrogen into 695,000,000 plenty of the element helium. This releases energy within the sort of gamma rays. The gamma rays are mostly converted to light eventually. This process doesn't require oxygen. It does require incredibly high temperatures and pressures.

Comments

Interstellar dust

Interstellar dust Only about 0.7 percent of the mass of the interstellar space is within the sort of solid grains, but these grains have a profound effect on the physical conditions within the gas. Their main effect is to soak up stellar radiation; for photons unable to ionize hydrogen and for wavelengths outside absorption lines or bands, the dust grains are far more opaque than the gas. The dust absorption increases with photon energy, so long-wavelength radiation (radio and far-infrared) can penetrate dust freely, near-infrared very well , and ultraviolet relatively poorly. Dark, cold molecular clouds, within which all star formation takes place, owe their existence to dust. Besides absorbing starlight, the dust acts to heat the gas under some conditions (by ejecting electrons produced by the photoelectric effect, following the absorption of a stellar photon) and to chill the gas under other conditions ...

"Proxima Centauri " the nearest star from us

The proxima centauri ..... proximal centaur I The star Proxima isn’t visible to the attention , but it’s one among the foremost noted stars in Earth’s sky. That’s because it's considered to be a part of the Alpha Centauri star system, a triple system, and therefore the nearest star system to our sun. Of the three stars in Alpha Centauri , Proxima is assumed to be the one actually closest to our sun, at 4.22 light-years away. The image above – from the Hubble Space Telescope – is one among the simplest we’ve seen at showing Proxima clearly. proxima centauri If it’s so nearby, why can’t we see Proxima with the eye? It’s because Proxima is so small. It’s a red dwarf star star with only about an eighth of the mass of the sun. Faint red Proxima – at only 3,100 degrees K (5,120 F) and 500 times less bright than our sun – is almost a fifth of a light-year from Alpha Centauri A and B. This great distance from the 2 primary stars within the system is what calls int...

You can dock a SpaceX Crew Dragon at the space platform during this free simulator

You can dock a SpaceX Crew Dragon at the space platform during this free simulator SpaceX released a world space station docking simulator that's very on the brink of the important thing that Crew Dragon astronauts may experience starting on the test flight scheduled for May 27. "This simulator will familiarize you with the controls of [the] actual interface employed by NASA astronauts to manually pilot the SpaceX Dragon 2 vehicle to the International space station ," SpaceX says, using such an older name for the vehicle, in its instructions for the simulator available here SpaceX's Crew Dragon docking simulator puts some emphasis on top of things of a meeting with the International space station . (Image credit: SpaceX) The simulator shows parameters like distance, roll, pitch and yaw, in conjunction with green numbers that show corrections that are necessary to achieve the space station . (A successful docking will occur when all the displayed cor...

Space wonder

Search This Blog