fermi bubble

Data from NASA's Chandra X-ray Observatory reveals Sagittarius A* -

Since its first discovery to date, the Fermi Bubble has caused astronomers around the world to have a 'headache' for not being able to find the origin of this giant gamma-ray

Exploring the universe is always the desire of people to learn about the world outside the earth. In that journey, people discovered important objects in the universe that marked