Новости из категории: astronet

Milky Way vs Airglow Australis

Чт, Май 17, 2018 - 8:30

Captured last week after sunset on a Chilean autumn night, an exceptional airglow floods this allsky view from Las Campanas Observatory. The airglow was so intense it diminished parts of the Milky Way as it arced horizon to horizon above the..

Rotation of the Large Magellanic Cloud

Ср, Май 16, 2018 - 8:30

This image is not blurry. It shows in clear detail that the largest satellite galaxy to our Milky Way, the Large Cloud of Magellan (LMC), rotates. First determined with Hubble, the rotation of the LMC is presented here with fine data..

Kepler s House in Linz

Вт, Май 15, 2018 - 8:30

Four hundred years ago today (May 15, 1618) Johannes Kepler discovered the simple mathematical rule governing the orbits of the solar system's planets, now recognized as Kepler's Third Law of planetary motion.

Saturns Hyperion in Natural Color

Пн, Май 14, 2018 - 8:30

What lies at the bottom of Hyperion's strange craters? To help find out, the robot Cassini spacecraft now orbiting Saturn swooped past the sponge-textured moon in 2005 and 2010 and took images of unprecedented detail.

Sakurajima Volcano with Lightning

Вс, Май 13, 2018 - 8:30

Why does a volcanic eruption sometimes create lightning? Pictured above, the Sakurajima volcano in southern Japan was caught erupting in 2013 January. Magma bubbles so hot they glowed shot away as liquid rock burst through the Earth's..

Sakurajima Volcano with Lightning

Вс, Май 13, 2018 - 8:30

Why does a volcanic eruption sometimes create lightning? Pictured above, the Sakurajima volcano in southern Japan was caught erupting in 2013 January. Magma bubbles so hot they glowed shot away as liquid rock burst through the Earth's..

A Plurality of Singularities at the Galactic Center

Сб, Май 12, 2018 - 8:30

A recent informal poll found that astronomers don't yet have a good collective noun for a group of black holes, but they need one. The red circles in this Chandra Observatory X-ray image identify a group of a dozen black holes that are..

Астрономическая неделя с 14 по 20 мая 2018 года

Пт, Май 11, 2018 - 20:41

На данной неделе начинается сезон серебристых облаков, которые появляются на фоне вечерних и утренних сумерек. Если же вечерние..

NGC 1360: The Robin s Egg Nebula

Пт, Май 11, 2018 - 8:30

This pretty cosmic cloud lies some 1,500 light-years away, it shape and color reminiscent of a blue robin's egg. It spans about 3 light-years, nested securely within the boundaries of the southern constellation Fornax.

Galaxies in the River

Чт, Май 10, 2018 - 8:30

Large galaxies grow by eating small ones. Even our own galaxy practices galactic cannibalism, absorbing small galaxies that get too close and are captured by the Milky Way's gravity. In fact, the practice...

Galaxies in the River

Чт, Май 10, 2018 - 7:30

Large galaxies grow by eating small ones. Even our own galaxy practices galactic cannibalism, absorbing small galaxies that get too close and are captured by the Milky Way's gravity. In fact, the practice...

The Red Rectangle Nebula from Hubble

Ср, Май 09, 2018 - 8:30

How was the unusual Red Rectangle nebula created? At the nebula's center is an aging binary star system that surely powers the nebula but does not, as yet, explain its colors. The unusual...