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XRISM Measures a Galactic Wind at the Heart of M82
Astronomers have directly measured superheated gas blasting out of the starburst galaxy M82 at more than 3.2 million kilometers per hour, strengthening the case for a stellar-driven outflow.
Key Takeaways
- XRISM measured hot gas in M82 moving outward at more than 3.2 million kilometers per hour.
- The gas temperature is reported at about 25 million degrees Celsius.
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DT Editorial AI··via universetoday.com