Sep 25, 2025 · What Is a Nebula? The Short Answer: 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 …

Nebula Name That Nebula play What Is a Nebula? How Did the Solar System Form? The story starts about 4.6 billion years ago, with a cloud of stellar dust. explore Gallery of NASA Universe Images …

Oct 11, 2024 · Test your nebulae knowledge and match these tumultuous clouds of gas and dust with their true names. These nebula views were taken by the Hubble Space Telescope, which is a …

Sep 25, 2025 · A nebula is a cloud of dust and gas in space.

Aug 29, 2022 · This cloud was part of a bigger cloud called a nebula. At some point, the cloud collapsed—possibly because the shockwave of a nearby exploding star caused it to compress.

Sep 25, 2025 · Nebula: A cloud of dust or gas found between stars. Neutron star: A very dense star made mostly of neutrons. It has very powerful gravitational force nearby because the whole mass of …

Sep 25, 2025 · Usually a very dense core is left behind, along with an expanding cloud of hot gas called a nebula. A supernova of a star more than about 10 times the size of our sun may leave behind the …

Sep 25, 2025 · NASA science games, articles and activities for kids

Sep 25, 2025 · Many stars, nebulae, and other objects are named after the constellations they are found in. For example, meteor showers are named for the constellation where the meteors appear to be …

Sep 25, 2025 · What's This Big Bang All About? In 1927, an astronomer named Georges Lemaître had a big idea. He said that a very long time ago, the universe started as just a single point. He said the …