<p>500+ kps.  There's a pretty good answer over at <a href="https://space.stackexchange.com/questions/3948/escape-velocity-for-our-galaxy">https://space.stackexchange.com/questions/3948/escape-velocity-for-our-galaxy</a>, but the question appears to fit here as well.</p>

<p>For a mass all located inside a circular orbit, escape velocity is a simple function of orbital velocity, but that ignores most of the mass outside that circular orbit (all of it if its distribution is spherically symmetric).  The Milky Way has a <em>lot</em> of mass outside the Sun's orbit, though.</p>

CC BY-SA 4.0
2018-06-25T12:34:33.460Z
2018-06-25T12:34:33.460Z
Mark Olson
<p>I'm wondering that what would be the <strong>escape velocity</strong> of our Galaxy?</p>

<galaxy>
Escape velocity of Milky Way galaxy
Rahul Singh
# Escape velocity of Milky Way galaxy

(Asked by: username_0 on 2018-06-25)

I'm wondering that what would be the **escape velocity** of our Galaxy?

**Tags:** galaxy


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## 1 answers

### Answer by username_1 on 2018-06-25. Score: 2 | Accepted answer

500+ kps. There's a pretty good answer over at <https://space.stackexchange.com/questions/3948/escape-velocity-for-our-galaxy>, but the question appears to fit here as well.

For a mass all located inside a circular orbit, escape velocity is a simple function of orbital velocity, but that ignores most of the mass outside that circular orbit (all of it if its distribution is spherically symmetric). The Milky Way has a *lot* of mass outside the Sun's orbit, though.


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