Новости из категории: astronet

Equinox: Analemma over the Callanish Stones

Вс, Сентябрь 23, 2018 - 8:30

Does the Sun return to the same spot on the sky every day at the same time? No. A more visual answer to that question is an analemma, a composite image taken from the same spot at the same time over the course of a year.

Window Seat over Hudson Bay

Сб, Сентябрь 22, 2018 - 8:30

On the August 18 night flight from San Francisco to Zurich, a window seat offered this tantalizing view when curtains of light draped a colorful glow across the sky over Hudson Bay. Constructed...

Дни Открытых Дверей на Звенигородской обсерватории ИНАСАН 6 и 7 октября 2018 г.

Пт, Сентябрь 21, 2018 - 13:40

6 и 7 октября 2018 г. на Звенигородской обсерватории Института Астрономии РАН дни открытых дверей. Начала сеансов в 12, 16 и 20 ч. В 12..

Irregular Galaxy NGC 55

Пт, Сентябрь 21, 2018 - 7:30

Irregular galaxy NGC 55 is thought to be similar to the Large Magellanic Cloud (LMC). But while the LMC is about 180,000 light-years away and is a well known satellite of our own Milky Way Galaxy, NGC 55 is more like 6 million light-years

Астрономическая неделя с 24 по 30 сентября 2018 года

Пт, Сентябрь 21, 2018 - 7:19

На данной неделе долгопериодические переменные звезды R Гончих Псов и R Стрельца достигают максимума блеска (6,5m), 26 сентября произойдет..

Stars and Dust in Corona Australis

Чт, Сентябрь 20, 2018 - 8:31

Cosmic dust clouds and young, energetic stars inhabit this telescopic vista, less than 500 light-years away toward the northern boundary of Corona Australis, the Southern Crown. The dust clouds effectively block light from more distant..

Cocoon Nebula Deep Field

Ср, Сентябрь 19, 2018 - 8:30

Inside the Cocoon Nebula is a newly developing cluster of stars. The cosmic Cocoon on the upper right also punctuates a long trail of obscuring interstellar dust clouds to its left. Cataloged...

Salt Pepper and Ice

Вт, Сентябрь 18, 2018 - 8:30

There's a "camera" comet now moving across the sky. Just a bit too dim to see with the unaided eye, Comet 21P / Giacobini-Zinner has developed a long tail that makes it a good sight for binoculars and sensitive cameras.

Cosmic Collision Forges Galactic Ring

Пн, Сентябрь 17, 2018 - 8:30

How could a galaxy become shaped like a ring? The rim of the blue galaxy pictured on the right is an immense ring-like structure 150,000 light years in diameter composed of newly formed, extremely bright, massive stars.

A Solar Filament Erupts

Вс, Сентябрь 16, 2018 - 7:30

What's happened to our Sun? Nothing very unusual -- it just threw a filament. Toward the middle of 2012, a long standing solar filament suddenly erupted into space producing an energetic Coronal Mass Ejection (CME).

Mont Blanc, Meteor, and Milky Way

Сб, Сентябрь 15, 2018 - 8:30

Snowy Mont Blanc is near the center of this atmospheric night skyscape. But high, thin clouds fogged the skies at the photographer's location, looking south toward Europe's highest peak from the southern Swiss Alps.

Ice Halos at Yellowknife

Пт, Сентябрь 14, 2018 - 8:30

You've probably seen a circle around the Sun before. More common than rainbows, ice halos, like a 22 degree circular halo for example, can be easy to spot, especially if you can shade your eyes from direct sunlight.