Новости из категории: astronet

NGC 5189: An Unusually Complex Planetary Nebula

Ср, Декабрь 19, 2012 - 8:30

Why is this nebula so complex? When a star like our Sun is dying, it will cast off its outer layers, usually into a simple overall shape. Sometimes this shape is a sphere, sometimes a double lobe, and sometimes a ring or a helix.

Light Elements for Five Eclipsing Variables from the NSV Catalog

Вт, Декабрь 18, 2012 - 10:54

Санкт-Петербургская астрономическая олимпиада

Вт, Декабрь 18, 2012 - 10:25

Уважаемые друзья! Наступил новый Олимпиадный Год! Мы приглашаем Вас и ваших товарищей принять участие в Санкт-Петербургской..

A Sun Pillar Over Sweden

Вт, Декабрь 18, 2012 - 8:30

Have you ever seen a sun pillar? When the air is cold and the Sun is rising or setting, falling ice crystals can reflect sunlight and create an unusual column of light. Ice sometimes forms flat, six-sided shaped crystals as it..

NGC 922: Collisional Ring Galaxy

Пн, Декабрь 17, 2012 - 8:30

Why does this galaxy have so many big black holes? No one is sure. What is sure is that NGC 922 is a ring galaxy created by the collision of a large and small galaxy about 300 million years ago.

MWC 922: The Red Square Nebula

Вс, Декабрь 16, 2012 - 8:30

What could cause a nebula to appear square? No one is quite sure. The hot star system known as MWC 922, however, appears to be embedded in a nebula with just such a shape. The above image combines infrared exposures from the Hale..

MWC 922: The Red Square Nebula

Вс, Декабрь 16, 2012 - 8:30

When Gemini Sends Stars to Paranal

Сб, Декабрь 15, 2012 - 8:30

From a radiant point in the constellation of the Twins, the annual Geminid meteor shower rained down on planet Earth this week. Recorded near the shower's peak in the early hours of December...

Астрономическая неделя с 17 по 23 декабря 2012 года

Пт, Декабрь 14, 2012 - 14:00

На данной неделе произойдет противостояние астероида Церера с Солнцем, наступит зимнее солнцестояние (самый короткий день в году), а..

CSS and SuperWASP Data for Five Variable Stars Discovered on Moscow Archive Plates

Пт, Декабрь 14, 2012 - 10:59

Umbra World

Пт, Декабрь 14, 2012 - 8:30

On the morning of November 14, sky gazers from around the world gathered on this little planet to stand in the dark umbral shadow of the Moon. Of course, the Moon cast the shadow...