#stars

visibility Can you see stars during the daytime from the bottom of a deep well or tall chimney?

No, you cannot see stars during the daytime from the bottom of a deep well or tall chimney. During the daytime, the light from the sun is so bright... Read more

science What is the difference between a galaxy and a nebula?

Galaxies and nebulae are two different objects found in space. Galaxies are large systems of stars, planets, and gas held together by gravity. On the... Read more

brightness_7 What is the world's largest type of star by diameter?

The largest type of star by diameter is the red supergiant. These stars are massive and have a diameter of over 1,000 times that of the Sun. One... Read more

wb_sunny What would happen if the sun disappeared?

If the sun were to suddenly disappear, life on Earth would be in serious trouble. The most immediate effect would be a lack of light and heat,... Read more

brightness_3 What are the main objects in the universe, such as stars, galaxies, and black holes?

The universe is a vast and complex place, filled with a wide variety of objects ranging from tiny particles to massive galaxies. However, some of the... Read more

nightlight_round What is a constellation?

A constellation is a group of stars that forms a recognizable pattern in the sky. Astronomers have identified 88 official constellations, which are... Read more

brightness_7 What is the difference between a planetary nebula and an HII region?

Planetary nebulae and HII regions are two types of nebulae found in space. Planetary nebulae are formed by the ejected outer layers of dying low to... Read more

stars What is the difference between a red giant star and a red supergiant star?

Red giant stars and red supergiant stars are both large stars that are nearing the end of their life cycles. However, there are some key differences... Read more

brightness_5 What is the most common type of star in the Milky Way galaxy?

The most common type of star in the Milky Way galaxy is the red dwarf. Red dwarfs are small, cool stars that are much fainter than the Sun. They make... Read more

brightness_6 Can you tell the age of a star by the intensity of its light?

Stars are born from the collapse of gas and dust within a molecular cloud. They go through various stages of development, and their age can be... Read more