Новости из категории: astronet

Астрономическая неделя с 4 по 10 сентября 2023 года

Вт, Август 29, 2023 - 12:27

На данной неделе 4 сентября Луна (Ф= 0,72-) пройдет севернее Юпитера, а комета Nishimura (C/2023 P1) достигает блеска 5m при утренней видимости,..

APOD: 2023 August 29 Б Unusual Spiral Galaxy M66 from Webb

Вт, Август 29, 2023 - 8:30

Why isn't spiral galaxy M66 symmetric? Usually, density waves of gas, dust, and newly formed stars circle a spiral galaxy's center and create a nearly symmetric galaxy. The differences between...

APOD: 2023 August 28 Б Star Formation in the Pacman Nebula

Пн, Август 28, 2023 - 7:30

Look through the cosmic cloud cataloged as NGC 281 and you might miss the stars of open cluster IC 1590. Formed within the nebula, that cluster's young, massive stars ultimately power the pervasive nebular glow.

APOD: 2023 August 27 Б Three Galaxies and a Comet

Вс, Август 27, 2023 - 8:30

Diffuse starlight and dark nebulae along the southern Milky Way arc over the horizon and sprawl diagonally through this gorgeous nightscape. The breath-taking mosaic spans a wide 100 degrees, with the rugged terrain of the Patagonia,

Crescents of Venus

Сб, Август 26, 2023 - 7:30

Just as the Moon goes through phases, Venus' visible sunlit hemisphere waxes and wanes. This sequence of telescopic images illustrates the steady changes for Venus during its recent 2023 apparition as our evening star. Gliding along its..

Астрономическая неделя с 28 августа по 3 сентября 2023 года

Пт, Август 25, 2023 - 10:57

На данной неделе 29 августа Уран пройдет точку стояния с переходом к попятному движению. 30 августа Луна (Ф= 0,99+) достигнет перигея своей..

A Season of Saturn

Пт, Август 25, 2023 - 8:30

Ringed planet Saturn will be at its 2023 opposition, opposite the Sun in Earth's skies, on August 27. While that puts the sixth planet from the Sun at its brightest and well-placed for viewing, its beautiful ring system isn't visible to the..

Meteors along the Milky Way

Чт, Август 24, 2023 - 8:30

Under dark and mostly moonless night skies, many denizens of planet Earth were able to watch this year's Perseid meteor shower. Seen from a grassy hillside from Shiraz, Iran these Perseid meteors streak along the northern summer Milky Way

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..