young stars.
young stars
Spiral galaxies tend to have blue colors due to the presence of young, hot stars that emit blue light. Elliptical galaxies, on the other hand, are typically redder in color because they contain older stars that emit more red light. This color contrast is a result of the different star formation histories and compositions of the two types of galaxies.
Elliptical galaxies are generally round or oval in shape, with older stars and little to no gas and dust. They have less organized structure and lack spiral arms. Spiral galaxies, on the other hand, have a flat, disk-like shape with spiral arms, younger stars, and more gas and dust for ongoing star formation.
No. Although bluish could appear to be modifying white as an adjective, bluish is an adjective and white could be a noun (a color) or adjective (colored).
The blood in veins appears bluish because of how light interacts with the skin and the blood vessels. The oxygen-depleted blood in veins absorbs more red light and reflects more blue light, giving it a bluish hue when seen through the skin.
The blood in veins appears bluish because of how light interacts with the skin and blood vessels. Oxygen-rich blood is actually red, but when it travels through veins, the skin absorbs red light and reflects blue light, making the blood appear blue.
The bluish color of the outer Jovian planets (Uranus and Neptune) is due to their atmospheres containing methane gas, which absorbs red light and reflects blue light back into space. This gives them their distinct bluish hue compared to the other planets in our solar system.
All mammals have bluish blood until it is oxygenated. That's one reason why veins appear blue.
The bluish-white crystalline metallic element you are referring to is likely to be bismuth. Bismuth is a brittle, lustrous metal with a white, silver-pink hue that can appear bluish-white under certain lighting conditions. It is commonly used in cosmetics, pharmaceuticals, and some alloys.
A nova star can appear in various colors depending on its temperature. In general, they can appear white or bluish-white in color when they are at their hottest phase.
Blue is the root word of bluish.
Copper selenate is typically white in color when in its anhydrous form, but it can appear blue or green when hydrated.