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Oct 3, 2024 · Scattered across the night sky in immense numbers are the alchemists of our cosmos: the stars. They forge new elements inside their raging nuclear core and c...
- 10 min
- 9.4K
- Science Channel
Feb 2, 2016 · 3. Gravitationally, there is little immediate effect on earth on a daily basis, though over very long periods of time, stars that pass near enough to the sun could disrupt the orbits of Oort cloud objects and send them towards the sun (and earth or other planets in our Solar System).
Dive into the fascinating world of the Solar System's gravitational dynamics in this engaging and educational video. Learn how the Sun's powerful pull keeps ...
- 13 sec
- 550
- SmArt Edu Videos
Feb 8, 2023 · Perhaps you’ve seen videos of how the planets of the solar system move through the universe in this cool helix. Not only are these misleading, but the Earth’s real motion - YOUR motion through ...
- 16 min
We've learned how stars form, and we've gone over some different types of stars, like main sequence stars, red giants, and white dwarfs. But a star will move...
- 17 min
- 1.6M
- Professor Dave Explains
Jan 15, 2023 · The Six Stages of a Star's Life Stage 1: A Giant Cloud of Gas. Above: The Helix Nebula, located 700 lightyears away from Earth. Image Credit: NASA. Stars begin their life cycles as clouds of gas and dust within a vast expanse of stellar debris called a nebula, formed from the gas and dust expelled by the explosion of a dying massive star.
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Jul 23, 2019 · The life and death of stars form the ingredients that make up Earth, making stars critical to life as we know it. The early universe contained nothing but the chemical elements hydrogen, helium, and tiny amounts of lithium and beryllium. During their life cycles, stars create elements with low atomic masses. These are the first 26 elements in ...