Новости из категории: astronet

Circular Sun Halo

Сб, Октябрь 14, 2023 - 8:30

Want to see a ring around the Sun? It's easy to do in daytime skies around the world. Created by randomly oriented ice crystals in thin high cirrus clouds, circular 22 degree halos are visible much more often than rainbows.

Астрономическая неделя с 16 по 22 октября 2023 года

Пт, Октябрь 13, 2023 - 12:49

На данной неделе 18 октября Луна (Ф= 0,15+) покроет Антарес при видимости на Европейской части России

Hydrogen Clouds of M33

Пт, Октябрь 13, 2023 - 8:30

Gorgeous spiral galaxy Messier 33 seems to have more than its fair share of glowing hydrogen gas. A prominent member of the local group of galaxies, M33 is also known as the Triangulum Galaxy and lies a mere 3 million light-years away.

Mu Cephei

Чт, Октябрь 12, 2023 - 8:30

Mu Cephei is a very large star. An M-class supergiant some 1500 times the size of the Sun, it is one of the largest stars visible to the unaided eye, and even one of the largest in the entire Galaxy.

APOD: 2023 October 11 Б NGC 1097: Spiral Galaxy with Supernova

Ср, Октябрь 11, 2023 - 8:30

What's happening in the lower arm of this spiral galaxy? A supernova. Last month, supernova SN 2023rve was discovered with UAE's Al-Khatim Observatory and later found to be consistent with the death explosion of a massive star,

APOD: 2023 October 10 Б Hidden Orion from Webb

Вт, Октябрь 10, 2023 - 7:30

The Great Nebula in Orion has hidden stars. To the unaided eye in visible light, it appears as a small fuzzy patch in the constellation of Orion. But this image was taken by the Webb Space Telescope in a representative-color..

APOD: 2023 October 9 Б A Distorted Sunrise Eclipse

Пн, Октябрь 09, 2023 - 8:30

Yes, but have you ever seen a sunrise like this? Here, after initial cloudiness, the Sun appeared to rise in two pieces and during a partial eclipse in 2019, causing the photographer to describe it as the most stunning sunrise of his..

APOD: 2023 October 8 Б Plane, Clouds, Moon, Spots, Sun

Вс, Октябрь 08, 2023 - 8:30

What's that in front of the Sun? The closest object is an airplane, visible just below the Sun's center and caught purely by chance. Next out are numerous clouds in Earth's atmosphere, creating a series of darkened horizontal streaks.

The Once and Future Stars of Andromeda

Сб, Октябрь 07, 2023 - 8:30

This picture of Andromeda shows not only where stars are now, but where stars will be. The big, beautiful Andromeda Galaxy, M31, is a spiral galaxy a mere 2.5 million light-years away. Image data...

Edwin Hubble Discovers the Universe

Пт, Октябрь 06, 2023 - 21:30

How big is our universe? This question, among others, was debated by two leading astronomers in 1920 in what has since become known as astronomy's Great Debate. Many astronomers then believed that our Milky Way Galaxy was the..

Ring of Fire over Monument Valley

Чт, Октябрь 05, 2023 - 8:30

Tracking along a narrow path, the shadow of a new moon will race across North, Central, and South America, on October 14. When viewed from the shadow path the apparent size of the lunar disk will not quite completely cover the Sun though.

APOD: 2023 October 4 Б IC 2118: The Witch Head Nebula

Ср, Октябрь 04, 2023 - 8:30

Does this nebula look like the head of a witch? The nebula is known popularly as the Witch Head Nebula because, it is said, the nebula's shape resembles a Halloween-style caricature of a witch's head. Exactly how, though, can be a topic..