The Van Allen Belt is an atmosphere in which high-energy charged particles are blocked by our Earth’s magnetic field. The radiation belt was discovered in 1958 by James van Allen, a physicist at the University of Iowa (USA).What are particles?The Van Allen belt has an outer belt and an inner belt .The outer belt is…
The “flash” of the impact was large enough to be seen through the telescope from Earth.The size of Jupiter’s Great Red Spot is 16,350 km (April 2017). This spot is 1.3 times the size of Earth’s.There are other spots on Jupiter that are thousands of kilometers in diameter. Perhaps this “object” that might fall to…
In winter and spring, the lake located northwest of Osoyoos in British Columbia’s Okanagan Valley looks just like any other body of water. But as most of the water starts to evaporate in summer, hundreds of huge briny pools are left behind, leaving a polka-dotted landscape of yellow, green and blue spots. The CBC calls…
A giant asteroid the size of a 32-story building passed close to Earth last week. None of the world’s leading astronomical, astronomical, and astronomical observatories, including NASA, have been able to detect it. It could not be detected by intense sunlight. The asteroid passed half the distance between the Earth and the Moon above ground…
In the late 1800s, animosity between Edison, a spokesman for direct current (DC), and the George Westinghouse-Tesla alliance in favor of alternating current (AC) became known as the ‘current war’. . Edison’s company argued that DC was good for commercial use. Westinghouse, on the other hand, spread the word that AC was good. However, in…
The Buran Project was introduced by the Soviet Union in 1980 in response to the US space program. The Soviet Union spent about 20 billion rubles (275 million) on it. Construction of the Buran spacecraft began in 1980, and by 1984 the first full scale orbiter had been released. The Buran spacecraft was launched in…
A lunar eclipse occurs when the earth comes between the moon and the sun and no sunlight reaches the moon. This phenomenon occurs on full moon days. But not every full moon has a lunar eclipse because the Earth has a 5 degree inclination between the path of the Sun and the path of the…
On Valentine’s Day, February 14, 1990, Voyager 1 took a selfie with his camera back to Earth. This selfie should be remembered from the endless loneliness, 600 crore kilometers away from the earth. Our earth is smaller than a pixel in the image. When viewed from such a distance, the Earth appears as a tiny…
