Новости из категории: astronet

APOD: 2020 August 15 Б Mars at the Moons Edge

Сб, Август 15, 2020 - 8:30

Does the Moon ever block out Mars? Yes, the Moon occasionally moves in front of all of the Solar System's planets. Just this past Sunday, as visible from some locations in South America, a waning gibbous Moon eclipsed Mars.

APOD: 2020 August 14 Б NGC 5189: An Unusually Complex Planetary Nebula

Пт, Август 14, 2020 - 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.

Астрономическая неделя с 17 по 23 августа 2020 года

Пт, Август 14, 2020 - 8:12

На данной неделе 17 августа Меркурий вступит в верхнее соединение с Солнцем, Луна (Ф= 0,02-) пройдет севернее звездного скопления Ясли (М44),..

APOD: 2020 August 13 Б Jupiter and Saturn Rising Beyond Alien Throne Rock

Чт, Август 13, 2020 - 7:30

Whatбplanets are those behind that unusualбrock spire? Saturn (lower left) and Jupiter.б This month, after sunset, the bright planetary duo are quite prominent toward the southeast.б Now your view of our Solar...

The Shifting Tails of Comet NEOWISE

Ср, Август 12, 2020 - 8:30

Keep your eye on the ion tail of Comet NEOWISE. A tale of this tail is the trail of the Earth. As with all comets, the blue ion tail always points away from the Sun. But as Comet C/2020 F3 (NEOWISE) rounded our Sun, its ion tail..

The Shifting Tails of Comet NEOWISE

Ср, Август 12, 2020 - 7:30

Keep your eye on the ion tail of Comet NEOWISE. A tale of this tail is the trail of the Earth. As with all comets, the blue ion tail always points away from the Sun. But as Comet C/2020 F3 (NEOWISE) rounded our Sun, its ion tail..

Churning Clouds on Jupiter

Вт, Август 11, 2020 - 8:30

Where is Jupiter's ammonia? Gaseous ammonia was expected to be seen in Jupiter's upper atmosphere by the orbiting Juno spacecraft -- but in many clouds is almost absent. Recent Juno data, however, gives some clues: some high-level..

Churning Clouds on Jupiter

Вт, Август 11, 2020 - 8:30

Where is Jupiter's ammonia? Gaseous ammonia was expected to be seen in Jupiter's upper atmosphere by the orbiting Juno spacecraft -- but in many clouds is almost absent. Recent Juno data, however, gives some clues: some high-level..

Perseids from Perseus

Пн, Август 10, 2020 - 8:30

Where are all these meteors coming from? In terms of direction on the sky, the pointed answer is the constellation of Perseus. That is why the meteor shower that peaks tomorrow night is known as the Perseids -- the meteors all..

The Origin of Elements

Вс, Август 09, 2020 - 8:30

The hydrogen in your body, present in every molecule of water, came from the Big Bang. There are no other appreciable sources of hydrogen in the universe. The carbon in your body was made by nuclear fusion in the interior of..

Crescent Saturn

Сб, Август 08, 2020 - 8:30

From Earth, Saturn never shows a crescent phase. But when viewed from a spacecraft the majestic giant planet can show just a sunlit slice. This image of crescent Saturn in natural color was taken by the robotic Cassini spacecraft in..

The Pipe Nebula

Пт, Август 07, 2020 - 8:30

East of Antares, dark markings sprawl through crowded star fields toward the center of our Milky Way Galaxy. Cataloged in the early 20th century by astronomer E. E. Barnard, the obscuring interstellar dust clouds include B59, B72, B77 and..