Новости из категории: astronet

Планеты Солнечной системы: наклоны и вращение

Пн, Май 20, 2019 - 7:30

Как вращается ваша любимая планета? Может быть, она быстро вращается вокруг почти вертикальной оси, или ось направлена

A Circumhorizontal Arc Over Ohio

Вс, Май 19, 2019 - 8:30

Why would clouds appear to be different colors? The reason here is that ice crystals in distant cirrus clouds are acting like little floating prisms. Sometimes known as a fire rainbow for its flame-like appearance, a circumhorizon arc..

Atlas, Daphnis, and Pan

Сб, Май 18, 2019 - 8:30

Atlas, Daphnis, and Pan are small, inner, ring moons of Saturn. They are shown at the same scale in this montage of images by the Cassini spacecraft that made its grand final orbit of the ringed planet in September 2017. In fact,..

Астрономическая неделя с 20 по 26 мая 2019 года

Пт, Май 17, 2019 - 8:36

На данной неделе 20 мая Луна (Ф= 0,96-) пройдет близ Юпитера, 21 мая Меркурий окажется в верхнем соединении с Солнцем, а астероид Массалия (20)..

RS Puppis

Пт, Май 17, 2019 - 8:31

Pulsating RS Puppis, the brightest star in the image center, is some ten times more massive than our Sun and on average 15,000 times more luminous. In fact, RS Pup is a Cepheid...

Dark Skies: Turn on the Night

Чт, Май 16, 2019 - 8:30

Have you ever experienced a really dark night sky? One common and amazing feature is the glowing band of our Milky Way galaxy stretching from horizon to horizon. If you live in or near...

Anemic Spiral NGC 4921 from Hubble

Ср, Май 15, 2019 - 8:30

How far away is spiral galaxy NGC 4921? It's surpringly important to know. Although presently estimated to be about 300 million light years distant, a more precise determination could be coupled with its known recession speed to help..

Молодое звездное скопление Трюмплер 14

Вт, Май 14, 2019 - 8:31

Почему в звездном скоплении Трюмплер 14 так много ярких звезд? — Потому что оно очень молодо. Многие звезды скопления..

Young Star Cluster Trumpler 14 from Hubble

Вт, Май 14, 2019 - 7:31

Why does star cluster Trumpler 14 have so many bright stars? Because it is so young. Many cluster stars have formed only in the past 5 million years and are so hot they emit detectable X-rays.

Rho Ophiuchi Wide Field

Пн, Май 13, 2019 - 7:30

The colorful clouds surrounding the star system Rho Ophiuchi compose one of the closest star forming regions. Rho Ophiuchi itself is a binary star system visible in the blue reflection nebula just to the left of the image center.

Ash and Lightning above an Icelandic Volcano

Вс, Май 12, 2019 - 8:30

Why did a picturesque volcanic eruption in Iceland create so much ash? Although the large ash plume was not unparalleled in its abundance, its location was particularly noticeable because it drifted across such well-populated areas.

Milky Way, Launch, and Landing

Сб, Май 11, 2019 - 1:30

The Milky Way doesn't look quite this colorful and bright to the eye, but a rocket launch does. So a separate deep exposure with a sensitive digital camera was used in this composite skyscape to bring out our galaxy's central crowded