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6 de may. de 2024 · Una galaxia es un conjunto de gases, polvo y miles de millones de estrellas y sus sistemas solares. La galaxia se mantiene unida gracias a la fuerza de gravedad. Nuestra galaxia, la Vía Láctea, también tiene un agujero negro supermasivo en el medio.
6 de may. de 2024 · This NASA Hubble Space Telescope image features the spiral galaxy NGC 4951, located roughly 50 million light-years away from Earth.
Hace 5 días · A galaxy is any of the systems of stars and interstellar matter that make up the universe. Many such assemblages are so enormous that they contain hundreds of billions of stars. Galaxies usually exist in clusters, some of which measure hundreds of millions of light-years across.
- Galaxies differ in shape, with variations resulting from how the systems were formed and subsequently evolved. Galaxies are extremely varied not on...
- Galaxy classification is based on the scheme proposed by the American astronomer Edwin Hubble. Hubble’s scheme is based on the optical appearance o...
- NGC 1302 is an example of the normal type of Sa galaxy, while NGC 4866 represents one with a small nucleus and arms consisting of thin dust lanes o...
6 de may. de 2024 · A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems. A galaxy is held together by gravity. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. When you look up at stars in the night sky, you’re seeing other stars in the Milky Way.
Hace 2 días · The Andromeda Galaxy is a barred spiral galaxy and is the nearest major galaxy to the Milky Way. It was originally named the Andromeda Nebula and is cataloged as Messier 31, M31, and NGC 224. Andromeda has a D 25 isophotal diameter of about 46.56 kiloparsecs (152,000 light-years) and is approximately 765 kpc (2.5 million light-years ...
6 de may. de 2024 · NASA science games, articles and activities for kids
Hace 20 horas · America’s Got Talent returns for an exciting new season on Tuesday, May 28. As you watch the auditions over the next two months, fans should be aware of a major Golden Buzzer twist in Season 19 ...
