What is the largest star cluster in our galaxy? What is the small Magellanic cloud? What is the elliptical galaxy that is closest to the Milky Way? What is stellar astronomy? What is the mass of planetary nebula? What kind of star is Arcturus?
"Stellar" relates to stars or is used to describe something outstanding, while "Steller" refers to the German naturalist Georg Wilhelm Steller.
What is observational astronomy? What is planetary astronomy? What is ephemeris in astronomy? What does Aldebaran mean? What is the meaning of globular star cluster? What is the difference between astronomy and planetary science? What is ancient astronomy? What is stellar astronomy? What word means...
Today, it's known that the long-term fate of a star depends on whether its mass is above or below a boundary called the Chandrasekhar limit. Stars of less than eight solar masses (M☉) or so are thought to end their lives as a long-lived stellar ember called a white dwarf star. Ab...
All main sequence stars are in equilibrium, meaning the outward pressure caused by the fusion reactions is balanced by the force of gravity pulling the star together. The pressure and temperature of a main sequence star increase as you get closer to its center. The length of time that a ...
(Image credit: Courtesy of Shawn Malone) I once received an interesting inquiry from a woman who wanted to know the meaning of the terms "morning stars" and "evening stars." She wrote: "I mean, they're not stars … they're planets, right? So why do we call them stars? And is a...
Stellar Death and New Life When one thing dies, another is born. One day, our bodies will disintegrate into invisible atoms. But you will never truly leave planet Earth or the solar system. You'll still be here, except your atoms will be rearranged into molecules of different substances, ...
First, the basics: A nebula is a giant cosmic cloud of gas and dust. The word 'nebula' comes from Latin, meaning "little mist." Before telescopes existed, astronomers considered all such faint deep-sky objects to be nebulae. With the advantage ofmodern telescopes, though, we can see that...
What is the next moon phase? Top telescope pick! (Image credit: Celestron) Looking for a telescope for the moon? We recommend the Celestron StarSense Explorer DX 130AZ as the best for basic astronomy in our best beginner's telescope guide. The next moon phase milestone will be the "new ...
A superstar is a widely acclaimed celebrity, often excelling in their field, whereas a star, though popular, may not reach the same level of fame or influence.