Новости из категории: astronet

Two Worlds One Sun

Вт, Май 12, 2015 - 8:30

How different does sunset appear from Mars than from Earth? For comparison, two images of our common star were taken at sunset, one from Earth and one from Mars. These images were scaled to have same angular width and featured here..

The Sky from Mauna Kea

Пн, Май 11, 2015 - 8:30

What if you could stand at the top of a volcano and peer out across the universe? It the timing is right, you might see an amazing panorama like the one featured here.

MyCn18: An Hourglass Planetary Nebula

Вс, Май 10, 2015 - 8:30

The sands of time are running out for the central star of this hourglass-shaped planetary nebula. With its nuclear fuel exhausted, this brief, spectacular, closing phase of a Sun-like star's life occurs as its outer layers are ejected - its..

Trio Leo

Сб, Май 09, 2015 - 8:30

This popular group is famous as the Leo Triplet - a gathering of three magnificent galaxies in one field of view. Crowd pleasers when imaged with even modest telescopes, they can be introduced individually as NGC 3628 (left), M66 (bottom..

Триплет Льва

Сб, Май 09, 2015 - 7:30

Эта группа галактик широко известна как Триплет Льва – три великолепные галактики собрались в одном поле зрения. Их..

Астрономическая неделя с 11 по 17 мая 2015 года

Пт, Май 08, 2015 - 16:57

На данной неделе Уран станет доступен для наблюдений в средних широтах, Марс пройдет в четырех градусах южнее звездного скопления..

When Vega is North

Пт, Май 08, 2015 - 8:30

In only about 12,000 years Vega will be the North Star, the closest bright star to our fair planet's North Celestial Pole. By then, when you fix your camera to a tripod...

Дмитрию Цветкову – 60 лет!

Чт, Май 07, 2015 - 12:36

8 мая исполняется 60 лет автору и редактору "Астронета", исследователю сверхновых звезд Дмитрию Юрьевичу Цветкову.

At the Limit of Diffraction

Чт, Май 07, 2015 - 8:30

Did you ever want to just look through the eyepiece of a large telescope in space? If you could, you would see a sharp view that was diffraction limited. Unaffected by atmospheric blurring that...

Summer Triangles over Japan

Ср, Май 06, 2015 - 8:30

Have you ever seen the Summer Triangle? The bright stars Vega, Deneb, and Altair form a large triangle on the sky that can be seen rising in the early northern early spring during the morning and rising in the northern fall during the..

Gravitational Anomalies of Mercury

Вт, Май 05, 2015 - 8:30

What's that under the surface of Mercury? The robotic MESSENGER spacecraft that had been orbiting planet Mercury for the past four years had been transmitting its data back to Earth with radio waves of very precise energy.