Новости из категории: astronet

Doomed Star Eta Carinae

Вс, Декабрь 27, 2015 - 7:30

Eta Carinae may be about to explode. But no one knows when - it may be next year, it may be one million years from now. Eta Carinae's mass - about 100 times greater than our Sun - makes it an excellent candidate for a full blown..

Southern Craters and Galaxies

Сб, Декабрь 26, 2015 - 8:30

The Henbury craters in the Northern Territory, Australia, planet Earth, are the scars of an impact over 4,000 years old. When an ancient meteorite fragmented into dozens of pieces, the largest made the 180 meter diameter crater whose..

A Study of 38 Short-period Pulsating Variables from the NSV Catalog

Пт, Декабрь 25, 2015 - 14:14

Астрономическая неделя с 28 декабря 2015 года по 3 января 2016 года

Пт, Декабрь 25, 2015 - 12:24

На данной неделе утреннее небо продолжает радовать взгляд парадом ярких планет Солнечной системы (Сатурн, Венера, Марс и Юпитер),..

To Scale: The Solar System

Пт, Декабрь 25, 2015 - 8:30

Want to build a scale model Solar System? A blue marble 1.4 centimeters (about half an inch) across would be a good choice for a scale model Earth. Since the Sun is 109 times the diameter of Earth, a 1.5 meter diameter balloon could..

Star Colors and Pinyon Pine

Чт, Декабрь 24, 2015 - 7:30

Beautiful, luminous decorations on this pinyon pine tree are actually bright stars in the constellation Scorpius and the faint glow of the central Milky Way. Captured in June from the north...

Geminid Meteors over Xinglong Observatory

Ср, Декабрь 23, 2015 - 7:30

Where do Geminid meteors come from? In terms of location on the sky, as the featured image composite beautifully demonstrates, the sand-sized bits of rock that create the streaks of the Geminid Meteor Shower appear to flow out from the..

Solstice Illuminated: A Year of Sky

Вт, Декабрь 22, 2015 - 7:30

Can you find which day is the winter solstice? Each panel shows one day. With 360 movie panels, the sky over (almost) an entire year is shown in time lapse format as recorded by a video camera on the roof of the Exploratorium museum in

SN Рефсдаль: первое предсказанное изображение сверхновой

Пн, Декабрь 21, 2015 - 8:30

Она вернулась. Никогда раньше не удавалось предсказать появления сверхновой. Уникальное астрономическое событие произошло в поле..

SN Refsdal: The First Predicted Supernova Image

Пн, Декабрь 21, 2015 - 7:30

It's back. Never before has an observed supernova been predicted. The unique astronomical event occurred in the field of galaxy cluster MACS J1149.5+2223. Most bright spots in the featured image are galaxies in this cluster.

Календарь наблюдателя на январь 2016 года

Вс, Декабрь 20, 2015 - 18:05

Очередной выпуск ежемесячника Календарь наблюдателя расскажет об основных явлениях..

A Dark Earth with a Red Sprite

Вс, Декабрь 20, 2015 - 8:30

There is something very unusual in this picture of the Earth -- can you find it? A fleeting phenomenon once thought to be only a legend has been newly caught if you know just where to look.