It's been instructed that the Milky Way includes two unique spiral designs: an inner a single, fashioned through the Sagittarius arm, that rotates speedy and an outer 1, shaped because of the Carina and Perseus arms, whose rotation velocity is slower and whose arms are tightly wound.

依據希臘神話，銀河是赫拉在發現宙斯以欺騙的手法誘使他去餵食年幼的赫拉克勒斯因而濺灑在天空中的奶汁。另一種說法則是赫耳墨斯偷偷地將赫拉克勒斯帶去奧林匹斯山，趁著赫拉沉睡時偷吸她的奶汁，而有一些奶汁被射入天空，於是形成了銀河。

In Greek mythology, Zeus sites his son born to the mortal female, the toddler Heracles, on Hera's breast even though she is asleep so the child will consume her divine milk and come to be immortal. Hera wakes up when breastfeeding and then realizes she's nursing an not known newborn: she pushes the infant away, some of her milk spills, and it creates the band of light known as the Milky Way.

雖然從非常久遠的古代，人們就認識銀河。但是對銀河系的真正認識還是從近代才開始。

Supermassive black gap Sagittarius A* imaged through the Party Horizon Telescope in radio waves. The central dim place may be the black hole's shadow, and that is much larger in comparison to the event horizon.

If you reside over fifty fiveºN latitude, you will not see the whole Galactic Center. You’ll catch only Portion of the Main, and the ideal time is right before and right after summer.

The location is known to emit X-rays as a มาวินเบท consequence of feeding to the gas, or as a result of friction throughout the disk as temperatures soar to just as much as 18 million levels Fahrenheit (10 million levels Celsius). 

As factors in House follow predictable trajectories, astronomers can reconstruct the paths of The celebs billions of many years in the earlier and future. Combining these reconstructed trajectories into just one stellar movie captures the evolution with the galaxy more than eons. 

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Our galaxy is with a slow, inevitable collision course with Andromeda. In about four billion a long time, The 2 spirals will merge inside a titanic cosmic dance.

We can not see it, but its gravity styles the rotation of stars and holds the galaxy together. Without the need of darkish matter, the Milky Way would merely fly aside.

On a transparent evening, void of sunshine pollution, we can capture a glimpse of the bright lights of your galactic town streaking throughout the night sky. Our window in the universe, this milky white band of stars, dust and gas is where by our galaxy will get its identify.

The galaxy will endure prolonged immediately after our species is absent, continuing its sluggish dance throughout the universe, forging new stars and worlds, carrying forward the make a difference that once lived as us.

This insufficient latest key mergers is abnormal amid related spiral galaxies. Its neighbour the Andromeda Galaxy appears to have a far more normal heritage formed by Newer mergers with somewhat significant galaxies.[261][262]