Новости из категории: astronet

APOD: 2023 August 23 Б The Meteor and the Galaxy

Ср, Август 23, 2023 - 8:30

It came from outer space. It -- in this case a sand-sized bit of a comet nucleus -- was likely ejected many years ago from Sun-orbiting Comet Swift-Tuttle, but then continued to orbit the Sun alone.

APOD: 2023 August 22 Б The Pistachio Nebula

Вт, Август 22, 2023 - 8:30

This nebula had never been noted before. Newly discovered nebulas are usually angularly small and found by professionals using large telescopes. In contrast, the Pistachio Nebula was discovered by dedicated amateurs and, although..

APOD: 2023 August 21 Б Introducing Comet Nishimura

Пн, Август 21, 2023 - 8:30

Will Comet Nishimura become visible to the unaided eye? Given the unpredictability of comets, no one can say for sure, but it currently seems like a good bet. The comet was discovered only ten days ago by Hideo Nishimura during..

APOD: 2023 August 20 Б A Roll Cloud Over Wisconsin

Вс, Август 20, 2023 - 8:30

What kind of cloud is this? A type of arcus cloud called a roll cloud. These rare long clouds may form near advancing cold fronts. In particular, a downdraft from an advancing storm front can cause moist warm air to rise, cool..

Ringed Ice Giant Neptune

Сб, Август 19, 2023 - 8:30

Ringed ice giant Neptune lies near the center of this sharp near-infrared image from the James Webb Space Telescope. The dim and distant world is the farthest planet from the Sun, about 30 times farther away than planet Earth.

Northern Pluto

Пт, Август 18, 2023 - 8:30

Gaze across the frozen canyons of northern Pluto in this contrast enhanced color scene. The image data used to construct it was acquired in July 2015 by the New Horizons spacecraft as it made the first reconnaissance flight through the..

Астрономическая неделя с 21 по 27 августа 2023 года

Чт, Август 17, 2023 - 10:30

На данной неделе 21 августа Луна (Ф= 0,24+) окажется в нисходящем узле своей орбиты, а 27 августа Сатурн вступит в противостояние с Солнцем

A Cosmic Zoo in Cepheus

Чт, Август 17, 2023 - 8:30

Sprawling emission nebulae IC 1396 and Sh2-129 mix glowing interstellar gas and dark dust clouds in this nearly 12 degree wide field of view toward the northern constellation Cepheus the King. Energized by its central star IC 1396 (left),..

Arp 93: A Cosmic Embrace

Ср, Август 16, 2023 - 8:30

Locked in a cosmic embrace, two large galaxies are merging at the center of this sharp telescopic field of view. The interacting system cataloged as Arp 93 is some 200 million light-years distant toward the constellation Aquarius in planet..

APOD: 2023 August 15 Б A Triply Glowing Night Sky over Iceland

Вт, Август 15, 2023 - 8:30

The Sun is not the quiet place it seems. It expels an unsteady stream of energetic electrons and protons known as the solar wind. These charged particles deform the Earth's magnetosphere, change paths...

APOD: 2023 August 14 Б The Ring Nebula from Webb

Пн, Август 14, 2023 - 8:30

The Ring Nebula (M57), is more complicated than it appears through a small telescope. The easily visible central ring is about one light-year across, but this remarkable exposure by the James Webb Space Telescope explores this