What Is a Nebula? | NASA Space Place – NASA Science for Kids
网页6 天之前 · 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. Watch this video to learn all about nebulae!
Nebula - Wikipedia
网页A nebula (Latin for 'cloud, fog'; [1] pl.: nebulae, nebulæ, or nebulas[2][3][4][5]) is a distinct luminescent part of interstellar medium, which can consist of ionized, neutral, or molecular hydrogen and also cosmic dust. Nebulae are often star-forming regions, such as in the Pillars of Creation in the Eagle Nebula.
Nebula: Definition, location and variants - Space.com
网页2024年6月17日 · A nebula is a giant cloud of gas and dust located in the space between stars. Nebula is Latin for "mist, vapor, fog, smoke, exhalation," but in an astronomical context, it refers to any...
Nebula | Definition, Types, Size, & Facts | Britannica
网页2024年9月14日 · nebula, any of the various tenuous clouds of gas and dust that occur in interstellar space. The term was formerly applied to any object outside the solar system that had a diffuse appearance rather than a pointlike image, as in the case of a star.
Stars and Nebulas - HubbleSite
网页2024年2月7日 · Today, Hubble has observed many of these nebulas and found a wide range of complicated and extraordinary shapes, from tunnels to interlocking rings. The Cat's Eye Nebula, for example, consists of 11 bubbles of gas. The Helix Nebula looks like a giant eye staring at us through space.
25 beautiful nebulas that showcase the wonder of the universe
网页2023年6月11日 · Nebulas — colorful clouds of expanding gas and dust — have long captivated stargazers with their beauty. Here are 25 of the most stunning nebulas in the universe.
Space Place in a Snap: What Is a Nebula? | NASA+
网页2023年10月13日 · Nebulae are far away from Earth. We know what they look like because scientists use powerful telescopes to capture images of them. A nebula can take many.
Decoding Nebulae - NASA Science
网页Aug 23, 2021. Article. We can agree that nebulae are some of the most majestic-looking objects in the universe. But what are they exactly? Nebulae are giant clouds of gas and dust in space. They’re commonly associated with two parts of the life cycle of stars: First, they can be nurseries forming new baby stars.
Nebulas 星云链
网页Nebulas 星云链. 星云是自治元网络 · 协作的未来. 构建带智能资产的去中心化协作. 技术革新让新的协作方式成为可能. 可量化. 衡量区块链数据的尺度. 自进化. 低成本的快速升级能力. 自激励. 独家设计的持久正向激励. 链上治理. 更好的DAO. 了解技术 > 加入开发 > 自治元网络应用场景. 搜索和查找. 提供跨链搜索可能性，并可适用于应用内特定搜索场景. 链上互动营销. 全新链上互动营销形式，为链上数据监控和分析打下基础. 项目评级评估. 为单链或跨链 …
Nebula - ESA/Hubble
网页You can explore the vast ESA/Hubble archive of hundreds of nebula images here. This includes the popular images of the Lagoon Nebula (Hubble’s 28th anniversary image), NGC 2014 and NGC 2020 (the 30th anniversary image), the Pillars of …
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