[ExI] Here's the most complete picture of the Milky Way's center ever created

[John Grigg]

Nuala Thomson wrote:
"That actually got an involuntary "whoa" from me and now I'm just trying to
figure out how to paint it.
Thank you!"

My pleasure! I really enjoy finding interesting links and sharing them here.

John

On Sat, Jun 12, 2021 at 6:22 PM Nuala Thomson via extropy-chat <
extropy-chat at lists.extropy.org> wrote:

> That actually got an involuntary "whoa" from me and now I'm just trying to
> figure out how to paint it.
> Thank you!
>
> On Sat., Jun. 12, 2021, 18:50 John Grigg via extropy-chat, <
> extropy-chat at lists.extropy.org> wrote:
>
>> "Gaze up at the Sagittarius constellation, and you are looking at the
>> center of the *Milky Way*
>> <https://www.livescience.com/63847-facts-about-the-milky-way.html>
>> galaxy. It may not look like much to the naked eye (especially if a bunch
>> of *space junk*
>> <https://www.livescience.com/space-junk-blocks-view-of-cosmos.html> is
>> blocking your view), but to the world's sharpest *X-ray*
>> <https://www.livescience.com/32344-what-are-x-rays.html> and *radio*
>> <https://www.livescience.com/50399-radio-waves.html> telescopes, the
>> archer hides a chaotic collage of *black holes*
>> <https://www.livescience.com/black-holes.html>, exploding stars,
>> magnetic fields and inexplicable bubbles of gas.
>>
>> Now, using data from two such telescopes — NASA's Chandra X-ray
>> Observatory and the MeerKAT radio telescope in South Africa — researchers
>> just pieced together the most comprehensive picture yet of our galaxy's
>> center. The result is a glorious tangle of orange, green and purple X-ray
>> emissions, intertwined with tendrils of ghostly gray radio signals.
>>
>> This image is an "unprecedented" view of the galactic center, plus the
>> mysterious structures towering above and below it, *according to a
>> statement* <https://chandra.harvard.edu/photo/2021/gcenter/index.html>
>> from Chandra researchers.
>>
>> "The new panorama of the galactic center builds on previous surveys from
>> Chandra and other telescopes," the researchers wrote in the statement.
>> "This latest version expands Chandra's high-energy view farther above and
>> below the plane of the galaxy — that is, the disk where most of the
>> galaxy's stars reside" — than any previous imaging campaign, combining 370
>> separate observations from Chandra, the team added."
>>
>> https://www.livescience.com/milky-way-center-composite-view-image.html
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