The whole Solar System orbits the galactic core, the supermassive black hole Sagittarius A* at the center of Milky way galaxy and our solar system takes about 225-250 million Earth years to revolve once around the galaxy's center which is known as a galactic year. The sun is approximately 20.5 galactic years old. | Free AstroScience

A journey to the center of the Milky Way reveals powerful streams of million-degree gas, dangerous flares bursting from the supermassive black hole at the galactic core and swarms of black holes that could threaten Earth's existence. #HowTheUniverseWorks | Science Channel

Our Galaxy Has a Heartbeat 💓🌌 #MilkyWay #BlackHole The supermassive black hole at the center of the Milky Way is not silent. It periodically releases bursts of energy, creating flares that ripple through our galaxy. This means our galaxy has a pulse — a slow cosmic heartbeat powered by a hidden giant. #MilkyWay #SagittariusA #GalacticCenter #BlackHole #Universe #SpaceFacts #Astronomy #CosmicPulse milky way black hole, sagittarius a flare, galaxy heartbeat, galactic center, black hole activity,

At the center of our Milky Way Galaxy lies supermassive black hole – known as Sagittarius A*. Join us on a virtual journey, 150 trillion miles from Earth, to explore the center of our home galaxy in 360-degrees. Created using data from our Chandra X-ray Observatory and other telescopes, this project allows you to explore the fascinating environment of volatile giant stars and powerful gravity around this monster black hole. Dive in: http://go.nasa.gov/2D2OuiQ | NASA - National Aeronautics and Sp