A nebula is a giant cloud of dust and gas in space. Some nebulae (more than one nebula) come from the gas and dust thrown out by the explosion of a dying star, such as a supernova. Other nebulae are regions where new stars are beginning to form. For this reason, some nebulae are called "star nurseries." See more Nebulae are made of dust and gases—mostly hydrogen and helium. The dust and gases in a nebula are very spread out, but gravity can slowly begin to pull together … See more Nebulae exist in the space between the stars—also known as interstellar space. The closest known nebula to Earth is called the Helix Nebula. It is the remnant of a … See more Astronomers use very powerful telescopes to take pictures of faraway nebulae. Space telescopes such as NASA's Spitzer Space Telescope and Hubble … See more WebAug 17, 2024 · These four nebulae (star-forming clouds of gas and dust) are known for their breathtaking beauty: the Eagle Nebula (which contains the Pillars of Creation), the Omega Nebula, the Trifid Nebula, and the Lagoon Nebula.In the 1950s, a team of astronomers made rough distance measurements to some of the stars in these nebulae …

All About Nebulas: Clouds of Gas and Dust in Space - ThoughtCo

WebApr 9, 2024 · The sun — and main sequence stars like it — experience a brief, pre-planetary nebula phase, when the winds first start kicking in but before the star is hot enough to make its newly-forming ... WebJul 18, 2024 · The visible light emitted by stars forming in and around a nebula can be blocked by the dense cosmic clouds of gas and dust that make up a nebula. Therefore, … christlyn karns obituary

The Lifecycle Of A Star - WorldAtlas

WebNebulae are often the sites of star formation. In fact, all stars, planets, and solar systems are formed from nebulae. A nebula may lie undisturbed for many millions or billions of years as it waits for just the right conditions. … WebThe ISM is the name given to the gas and dust that exists between the stars within a galaxy. It is 99% gas and 1% dust, by mass. Molecular clouds are perfect star-forming regions because the combination of these atoms into molecules is much more likely in very dense regions. This photograph shows the Orion Nebula, an interstellar cloud in which ... WebFeb 26, 2024 · Definition. A nebula is an interstellar cloud of dust, hydrogen, helium, and other gases. Nebulae (more than one nebula) are often star-forming regions, where gas, dust, and other materials 'clump ... christlyn moore