Новости из категории: astronet

WR 134 Ring Nebula

Чт, Май 18, 2023 - 7:30

Made with narrowband filters, this cosmic snapshot covers a field of view about the size of the full Moon within the boundaries of the constellation Cygnus. It highlights the bright edge of a ring-like nebula traced by the glow of ionized

APOD: 2023 May 17 Б Sunspot with Light Bridge

Ср, Май 17, 2023 - 8:30

Why would a small part of the Sun appear slightly dark? Visible is a close-up picture of sunspots, depressions on the Sun's surface that are slightly cooler and less bright than the rest of the Sun. The Sun's complex magnetic field..

APOD: 2023 May 16 Б Total Eclipse: The Big Corona

Вт, Май 16, 2023 - 8:30

Most photographs don't adequately portray the magnificence of the Sun's corona. Seeing the corona first-hand during a total solar eclipse is unparalleled. The human eye can adapt to see coronal features and extent that average..

APOD: 2023 May 15 Б M16: Eagle Nebula Deep Field

Пн, Май 15, 2023 - 8:30

From afar, the whole thing looks like an eagle. A closer look at the Eagle Nebula, however, shows the bright region is actually a window into the center of a larger dark shell of dust. Through this window, a brightly-lit

APOD: 2023 May 14 Б To Fly Free in Space

Вс, Май 14, 2023 - 8:30

What would it be like to fly free in space? At about 100 meters from the cargo bay of the space shuttle Challenger, Bruce McCandless II was living the dream -- floating farther out than anyone had ever been before. Guided by a

Apollo 17: The Crescent Earth

Сб, Май 13, 2023 - 8:30

Our fair planet sports a curved, sunlit crescent against the black backdrop of space in this stunning photograph. From the unfamiliar perspective, the Earth is small and, like a telescopic image of a distant planet, the entire horizon is..

Краткая история быстрых радиовсплесков

Сб, Май 13, 2023 - 0:59

Задача естественных наук все лучше узнавать, как устроен мир. Астрофизика не исключение. Что это означает? На мой взгляд, это..

Астрономическая неделя с 15 по 21 мая 2023 года

Пт, Май 12, 2023 - 16:19

На данной неделе 15 мая Луна (Ф= 0,24-) пройдет южнее Нептуна, а 17 мая произойдет покрытие Луной (Ф= 0,05-) Юпитера (дневная видимость на..

Halley Dust, Mars Dust, and Milky Way

Пт, Май 12, 2023 - 8:30

Grains of cosmic dust streaked through night skies in early May. Swept up as planet Earth plowed through the debris streams left behind by periodic Comet Halley, the annual meteor shower is known as the Eta Aquarids. This year, the Eta..

Fomalhaut’s Dusty Debris Disk

Чт, Май 11, 2023 - 7:30

Fomalhaut is a bright star, a 25 light-year voyage from planet Earth in the direction of the constellation Piscis Austrinus. Astronomers first noticed Fomalhaut's excess infrared emission in the 1980s. Space and ground-based...

APOD: 2023 May 10 Б Milky Way over Egyptian Desert

Ср, Май 10, 2023 - 8:30

For ten years the stargazer dreamed of taking a picture like this. The dreamer knew that the White Desert National Park in Egypt's Western Desert is a picturesque place hosting numerous chalk formations sculpted into surreal structures..

APOD: 2023 May 9 Б Shadows of Earth

Вт, Май 09, 2023 - 8:30

Can you find two Earth shadows in today's image? It's a bit tricky. To find the first shadow, observe that the top part of the atmosphere appears pink and the lower part appears blue. This is because the top half is exposed to direct..