Новости из категории: astronet

APOD: 2023 December 27 Б Rainbow Aurora over Icelandic Waterfall

Ср, Декабрь 27, 2023 - 8:30

Yes, but can your aurora do this? First, yes, auroras can look like rainbows even though they are completely different phenomena. Auroras are caused by Sun-created particles being channeled into Earth's atmosphere by Earth's magnetic..

APOD: 2023 December 26 Б IC 443: The Jellyfish Nebula

Вт, Декабрь 26, 2023 - 7:30

Why is this jellyfish swimming in a sea of stars? Drifting near bright star Eta Geminorum, seen at the right, the Jellyfish Nebula extends its tentacles from the bright arcing ridge of emission left of center.

APOD: 2023 December 25 Б Cathedral, Mountain, Moon

Пн, Декабрь 25, 2023 - 8:30

Single shots like this require planning. The first step is to realize that such an amazing triple-alignment actually takes place. The second step is to find the best location to photograph it. But it was the third step: being there at..

APOD: 2023 December 24 Б NGC 2440: Cocoon of a New White Dwarf

Вс, Декабрь 24, 2023 - 8:30

What's that in the center? Like a butterfly, a white dwarf star begins its life by casting off a cocoon of gas that enclosed its former self. In this analogy, however, the Sun would be a caterpillar and the ejected shell of gas..

A December Summer Night

Сб, Декабрь 23, 2023 - 8:30

Colours of a serene evening sky are captured in this 8 minute exposure, made near this December's solstice from New Zealand, southern hemisphere, planet Earth. Looking south, star trails form the short concentric arcs around the rotating..

Журнал “Небосвод” за февраль 2024 года

Пт, Декабрь 22, 2023 - 10:27

Журнал "Небосвод" для любителей астрономии

Астрономическая неделя с 1 по 7 января 2024 года

Пт, Декабрь 22, 2023 - 10:20

На данной неделе 1 января Луна (Ф= 0,72-) достигнет апогея своей орбиты на расстоянии 404911 км от центра Земли, а 3 января Земля пройдет..

183 Days in the Sun

Пт, Декабрь 22, 2023 - 8:30

A single 183 day exposure with a pinhole camera and photographic paper resulted in this long-duration solargraph. Recorded from solstice to solstice, June 21 to December 21, in 2022, it follows the Sun's daily arcing path through planet..

APOD: 2023 December 20 Б Ice Halos over Bavaria

Ср, Декабрь 20, 2023 - 8:30

What's causing those unusual sky arcs? Ice crystals. While crossing a field of fresh snow near Fцssen, Bavaria, Germany, earlier this month, the photographer noticed that he had entered an ice fog.

APOD: 2023 December 19 Б NGC 1499: The California Nebula

Вт, Декабрь 19, 2023 - 8:30

Could Queen Calafia's mythical island exist in space? Perhaps not, but by chance the outline of this molecular space cloud echoes the outline of the state of California, USA. Our Sun has its home within the Milky Way's Orion Arm, only..

APOD: 2023 December 18 Б The Same Color Illusion

Пн, Декабрь 18, 2023 - 16:30

Are squares A and B the same color? They are! To verify this, either run your cursor over the image or click here to see them connected. The featured illusion, an example...