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Star Betelgeuse - A red supergiant in the constellation Orion

One fascinating star is Betelgeuse, a red supergiant located in the constellation Orion. Here are some intriguing facts about it: 1. Size and Volume: Betelgeuse is immense—if placed at the center of our solar system, it would extend past the orbit of Mars. 2. Variability: It is a pulsating variable star, meaning its brightness changes over time; it has been observed to vary in brightness over several months. 3. Life Cycle: Betelgeuse is nearing the end of its life cycle and is expected to explode as a supernova within the next million years, a relatively short time in astrophysical terms. 4. Distance: It is located approximately 640 light-years away from Earth. 5. Cultural Significance: Betelgeuse has been significant in many cultures and is commonly referred to as the “Shoulder of the Hunter” in the constellation Orion. 6. Color Indicator: Its reddish hue signifies a cooler surface temperature compared to other stars, which gives it a distinctive appearance. Betelgeuse con...
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European-Japanese mission to investigate the smallest planet in the Solar System

The European-Japanese planetary mission BepiColombo lifted off from the European spaceport in French Guiana at 03:45 Central European Summer time on 20 October 2018 (22:45 on 19 October local time), on board an Ariane 5 launch vehicle. "Not only is the mission designed to investigate the planet Mercury, it will also deliver new insights into the Solar System," explains Walther Pelzer, Executive Board Member for the Space Administration at the German Aerospace Center (Deutsches Zentrum für Luft- und Raumfahrt; DLR). "Once again, by rising to this immense challenge, Japan is proving to be a dependable aerospace partner for Europe." The spacecraft's cosmic journey through the inner Solar System will last approximately seven years.

from Space Exploration News - Space News, Space Exploration, Space Science, Earth Sciences https://ift.tt/2OI0g92
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