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Hace 2 días · The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
Hace 3 días · Voyager 1 is a space probe launched by NASA on September 5, 1977, as part of the Voyager program to study the outer Solar System and the interstellar space beyond the Sun's heliosphere. It was launched 16 days after its twin, Voyager 2 .
Hace 1 día · The Sun is the star at the center of the solar system and is by far the largest object in it. It has a diameter of about 1.39 million kilometers and a mass of approximately 1.99 x 10^30 kilograms, accounting for about 99.86% of the total mass of the solar system.
Hace 2 días · Click Here. Precious metals miner Sun Silver has applied to the US Department of Energy (DoE) for a $60-million investment tax credit for expenditure towards establishing a silver paste production ...
The power of the Sun at the Earth, per square metre is called the solar constant and is approximately 1370 watts per square metre (W/m 2 ). The solar constant actually varies by +/-3% because of the Earth's slightly elliptical orbit around the Sun.
Hace 3 días · Below, our team of style editors has tested more than 40 pairs to find the best sunglasses for men. Whether for strolling on the beach, hitting the golf course, or enjoying a sunny day, these ...
Hace 2 días · The number on sun cream bottles equates to Sun Protection Factor (SPF), which tells you how long it might take you to get sunburnt after applying it, versus not wearing any at all.
