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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...

NASA's Webb Telescope will survey Saturn and Titan

If you stop a random person on the sidewalk and ask them what their favorite planet is, chances are their answer will be Saturn. Saturn's stunning rings are a memorable sight in any backyard telescope. But there is still a lot to learn about Saturn, especially about the planet's unique weather and chemistry, as well as the origin of its opulent ring system. After its launch in 2021, NASA's James Webb Space Telescope will observe Saturn, its rings, and family of moons as part of a comprehensive solar system program.

from Space Exploration News - Space News, Space Exploration, Space Science, Earth Sciences http://bit.ly/2x8HFrq

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