Новости из категории: astronet

Noctilucent NEOWISE

Чт, Июль 09, 2020 - 8:30

These silvery blue waves washing over a tree-lined horizon in the eastern French Alps are noctilucent clouds. From high in planet Earth's mesosphere, they reflect sunlight in this predawn skyscape taken on July 8. This summer, the..

Mercurys Sodium Tail

Ср, Июль 08, 2020 - 8:30

What is that fuzzy streak extending from Mercury? Long exposures of our Solar System's innermost planet may reveal something unexpected: a tail. Mercury's thin atmosphere contains small amounts of sodium that glow when excited by..

Comet NEOWISE over Lebanon

Вт, Июль 07, 2020 - 8:30

A comet has suddenly become visible to the unaided eye. Comet C/2020 F3 (NEOWISE) was discovered in late March and brightened as it reached its closest approach to the Sun, inside the orbit of Mercury, late last week.

M43: Dust, Gas, and Stars in the Orion Nebula

Пн, Июль 06, 2020 - 8:30

Unspeakable beauty and unimaginable bedlam can be found together in the Orion Nebula Arguably the most famous of all astronomy nebulas, the Great Nebula in Orion is an immense interstellar molecular cloud only 1500 light-years away.

Saturns Northern Hexagon

Вс, Июль 05, 2020 - 7:30

Why would clouds form a hexagon on Saturn? Nobody is sure. Originally discovered during the Voyager flybys of Saturn in the 1980s, nobody has ever seen anything like it anywhere else in the Solar System.

Meeting in the Mesosphere

Сб, Июль 04, 2020 - 7:30

A sensitive video camera on a summit of the Vosges mountains in France captured these surprising fireworks above a distant horizon on June 26. Generated over intense thunderstorms, this one about 260 kilometers away, the brief and..

Астрономическая неделя с 6 по 12 июля 2020 года

Пт, Июль 03, 2020 - 10:12

На данной неделе 6 июля долгопериодические переменные звезды RT Лебедя и U Кита достигнут максимума блеска (6,5m), а Луна (Ф= 0,98-) пройдет..

Астрономическафя неделя с 6 по 12 июля 2020 года

Пт, Июль 03, 2020 - 10:12

На данной неделе 6 июля долгопериодические переменные звезды RT Лебедя и U Кита достигнут максимума блеска (6,5m), а Луна (Ф= 0,98-) пройдет..

Lynds Dark Nebula 1251

Пт, Июль 03, 2020 - 7:30

Stars are forming in Lynds Dark Nebula (LDN) 1251. About 1,000 light-years away and drifting above the plane of our Milky Way galaxy, the dusty molecular cloud is part of a complex of dark nebulae mapped toward the Cepheus flare region.

The Galaxy, the Planet, and the Apple Tree

Чт, Июль 02, 2020 - 8:30

The Old Astronomer's Milky Way arcs through this peaceful northern sky. Against faint, diffuse starlight you can follow dark rifts of interstellar dust clouds stretching from the galaxy's core. They lead toward bright star Antares at the..

The Galaxy, the Planet, and the Apple Tree

Чт, Июль 02, 2020 - 8:30

The Old Astronomer's Milky Way arcs through this peaceful northern sky. Against faint, diffuse starlight you can follow dark rifts of interstellar dust clouds stretching from the galaxy's core. They lead toward bright star Antares at the..

Our Rotating Earth

Ср, Июль 01, 2020 - 8:30

Has your world ever turned upside-down? It would happen every day if you stay fixed to the stars. Most time-lapse videos of the night sky show the stars and sky moving above a steady Earth.