Browsing: Surface Temperature

Abstract: GJ 9827 is a red dwarf star located approximately 100 light-years from Earth. Researchers…

What is a Star? A star is a luminous ball of hot plasma held together…

What is the Aurora Borealis? The aurora borealis (also known as the northern lights) is…

The Cosmic Dance of Sun and Moon A solar eclipse is a breathtaking celestial phenomenon…