Новости из категории: astronet

RCW 86: Historical Supernova Remnant

Пт, Март 03, 2023 - 8:30

In 185 AD, Chinese astronomers recorded the appearance of a new star in the Nanmen asterism. That part of the sky is identified with Alpha and Beta Centauri on modern star charts. The new star was visible to the naked-eye for months, and..

Unraveling NGC 3169

Чт, Март 02, 2023 - 7:30

Spiral galaxy NGC 3169 looks to be unraveling like a ball of cosmic yarn. It lies some 70 million light-years away, south of bright star Regulus toward the faint constellation Sextans. Wound up spiral arms are pulled out into sweeping tidal..

APOD: 2023 March 1 Б The Flaming Star Nebula

Ср, Март 01, 2023 - 7:30

Is star AE Aurigae on fire? No. Even though AE Aurigae is named the Flaming Star and the surrounding nebula IC 405 is named the Flaming Star Nebula, and even though the nebula appears to some like a swirling flame, there is no fire.

APOD: 2023 February 28 Б Crescent Moon Beyond Greek Temple

Вт, Февраль 28, 2023 - 8:30

Why is a thin crescent moon never seen far from a horizon? Because the only geometry that gives a thin crescent lunar phase occurs when the Moon appears close to the Sun in the sky.

APOD: 2023 February 27 Б Zodiacal Ray with Venus and Jupiter

Пн, Февраль 27, 2023 - 8:30

What's causing that unusual ray of light extending from the horizon? Dust orbiting the Sun. At certain times of the year, a band of sun-reflecting dust from the inner Solar System appears prominently after sunset or before sunrise and is..

APOD: 2023 February 26 Б Saturns Iapetus: Moon with a Strange Surface

Вс, Февраль 26, 2023 - 8:30

What would make a moon look like a walnut? A strange ridge that circles Saturn's moon Iapetus's equator, visible near the bottom of the featured image, makes it appear similar to a popular edible nut.

Журнал “Небосвод” за март 2023 года

Сб, Февраль 25, 2023 - 12:40

Очередной выпуск журнала для любителей астрономии "Небосвод"

Crescent Moon Occultation

Сб, Февраль 25, 2023 - 7:30

On February 22, a young Moon shared the western sky at sunset with bright planets Venus and Jupiter along the ecliptic plane. The beautiful celestial conjunction was visible around planet Earth. But from some locations Jupiter hid for a..

Календарь наблюдателя на март 2023 года

Пт, Февраль 24, 2023 - 14:44

Очередной выпуск ежемесячника, освещающего астрономические явления и небесные тела, доступные для наблюдений невооруженным..

Астрономическая неделя с 27 февраля по 5 марта 2023 года

Пт, Февраль 24, 2023 - 14:36

На данной неделе 28 февраля произойдет покрытие Луной (Ф= 0,58+) Марса при видимости на севере Европейской части страны, а 2 марта Венера..

Jones Emberson 1

Пт, Февраль 24, 2023 - 8:30

Planetary nebula Jones-Emberson 1 is the death shroud of a dying Sun-like star. It lies some 1,600 light-years from Earth toward the sharp-eyed constellation Lynx. About 4 light-years across, the expanding remnant...

APOD: 2023 February 23 Arp 78: Peculiar Galaxy in Aries

Чт, Февраль 23, 2023 - 7:30

Peculiar spiral galaxy Arp 78 is found within the boundaries of the head strong constellation Aries. Some 100 million light-years beyond the stars and nebulae of our Milky Way galaxy, the island universe is an enormous 200,000 light-years..