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Astronomy Picture Of the Day (APOD)
A Galaxy Beyond Stars, Gas, Dust
19.10.2022
Do we dare believe our eyes? When we look at images of space, we often wonder whether they are "real", and just as often the best answer varies. In this case, the scene appears...
Milky Way Auroral Flower
18.10.2022
Could the stem of our Milky Way bloom into an auroral flower? No, not really, even though it may appear that way in todayBs featured all-sky image. On the left, the central plane of our home galaxy extends from the horizon past the middle of the sky.
X Ray Rings Around a Gamma Ray Burst
17.10.2022
Why would x-ray rings appear around a gamma-ray burst? The surprising answer has little to do with the explosion itself but rather with light reflected off areas of dust-laden gas in our own Milky Way Galaxy.
Barred Spiral Galaxy NGC 1300
16.10.2022
Across the center of this spiral galaxy is a bar. And at the center of this bar is smaller spiral. And at the center of that spiralbis a supermassivebblack hole.b This all happens...
GRB 221009A
15.10.2022
Gamma-ray burst GRB 221009A likely signals the birth of a new black hole, formed at the core of a collapsing star long ago in the distant universe. The extremely powerful blast is depicted in this animated gif constructed using data from the Fermi Gamma Ray Space Telescope.
The Falcon and the Hunter s Moon
14.10.2022
The Full Moon of October 9th was the second Full Moon after the northern hemisphere autumnal equinox, traditionally called the Hunter's Moon. According to lore, the name is a fitting one because this Full Moon lights the night during a time for hunting in preparation for the coming winter months.
Dust Shells around WR 140 from Webb
13.10.2022
What are those strange rings? Rich in dust, the rings are likely 3D shells -- but how they were created remains a topic of research. Where they were created is well known: in a binary...
Ou4: The Giant Squid Nebula
12.10.2022
A mysterious squid-like cosmic cloud, this nebula is very faint, but also very large in planet Earth's sky. In the image, composed with 30 hours of narrowband image data, it spans nearly three full moons toward the royal constellation Cepheus.
Stars, Dust, Pillars, and Jets in the Pelican Nebula
11.10.2022
What dark structures arise within the Pelican Nebula? On the whole, the nebula appears like a bird (a pelican) and is seen toward the constellation of a different bird: Cygnus, a Swan. But inside, the Pelican Nebula is a place lit up by new stars and befouled by dark dust.
A Double Lunar Analemma over Turkey
10.10.2022
An analemma is that figure-8 curve you get when you mark the position of the Sun at the same time each day for one year. But the trick to imaging an analemma of the Moon is to wait bit longer.
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