The Milky Way’s ‘flag’ action
Our galaxy flutters, but astronomers are perplexed as to why
![](https://www.snexplores.org/wp-content/uploads/2019/11/ticker_-Milky_Way_IR_Spitzer_free.jpg)
New observations suggest that our Milky Way, shown here, flutters along its axis.
JPL-Caltech/NASA, S. Stolovy
Our galaxy flutters, but astronomers are perplexed as to why
New observations suggest that our Milky Way, shown here, flutters along its axis.
JPL-Caltech/NASA, S. Stolovy