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7 films
White holes, as explained by Nigel in response to a question from Willow Roberts, are hypothetical regions of spacetime that allow matter and light to escape.
In 2006, the International Astronomical Union reclassified Pluto as a dwarf planet, reducing the Solar System's recognized planets to eight and highlighting its unique characteristics.
Quasars, powered by supermassive black holes, emit energy brighter than 100 galaxies and provide insights into the early universe's formation.
Comets, such as Hale-Bopp and Halley's Comet, are small icy bodies in the Solar System that form visible comas and tails as they approach the Sun, with significant insights gained from missions like ESA's Rosetta.
Antimatter, a key concept in particle physics, is explored through its creation from energy and its role in the universe, including its fictional use in Star Trek.
Nigel addresses a question from Stevo Canuck about the size and shape of stars, explaining their spherical nature and vast dimensions in the universe.
A total solar eclipse occurs when the Moon passes between Earth and the Sun, creating a rare moment of darkness visible along a narrow path on Earth.
