Новости из категории: astronet

APOD: 2025 February 5 Б Comet G3 ATLAS Setting over a Chilean Hill

Ср, Февраль 05, 2025 - 8:30

Where is Comet ATLAS going? In the featured time-lapse video, the comet is not itself moving very much, but the Earth's rotation makes it appear to be setting over a hill. The Comet C/2024 G3 (ATLAS) sequence was captured with an..

APOD: 2025 February 4 Б Anticrepuscular Rays: A Rainbow Fan over Spain

Вт, Февраль 04, 2025 - 7:30

Yes, but can your rainbow do this? Late in the day, the Sun set as usual toward the west. However, on this day, the more interesting display was 180 degrees around -- toward the east. There, not only was a rainbow visible, but an..

Photometry of the Classical Nova V1112 Per

Пн, Февраль 03, 2025 - 13:51

High precision photometric observations of the bright Nova V1112 Per at early stages after its outburst are presented. We found the time of the star's maximum brightness, estimated its interstellar extinction using empirical formulas...

APOD: 2025 February 3 Б Wolf Rayet Star 124: Stellar Wind Machine

Пн, Февраль 03, 2025 - 7:30

Some stars explode in slow motion. Rare, massive Wolf-Rayet stars are so tumultuous and hot that they are slowly disintegrating right before our telescopes. Glowing gas globs each typically over 30 times more massive than the Earth

APOD: 2025 February 2 Б Comet G3 ATLAS Disintegrates

Вс, Февраль 02, 2025 - 7:30

What's happening to Comet G3 ATLAS? After passing near the Sun in mid-January, the head of the comet has become dimmer and dimmer. By late January, Comet C/2024 G3 (ATLAS) had become a headless wonder -- even though it continued to..

Nacreous Clouds over Sweden

Сб, Февраль 01, 2025 - 9:30

Vivid and lustrous, wafting iridescent waves of color wash across this skyscape from northern Sweden. Known as nacreous clouds or mother-of-pearl clouds, they are rare. But their unforgettable appearance was captured in this snapshot on

Photometric Study of New and Suspected Binary Stars in the Fields of V0873 Per and CV Boo

Пт, Январь 31, 2025 - 11:36

Six binary and candidate binary stars in the fields of V0873 Per and CV Boo were found using archive observations of the Mt.~Maidanak Astronomical Observatory. (1) 2MASS J02465266+4125290 is a detached eclipsing binary with the period of..

The Variable Nebula NGC 2261

Пт, Январь 31, 2025 - 8:30

The interstellar cloud of dust and gas captured in this sharp telescopic snapshot is seen to change its appearance noticeably over periods as short as a few weeks. Discovered over 200 years ago and cataloged as NGC 2261, bright star R..

Журнал “Небосвод” за март 2025 года

Чт, Январь 30, 2025 - 10:27

Журнал "Небосвод" для любителей астрономии

Календарь наблюдателя на март 2025 года

Чт, Январь 30, 2025 - 10:16

Очередной выпуск ежемесячника, освещающего астрономические явления и небесные тела, доступные для наблюдений невооруженным глазом..

Частное солнечное затмение 29 марта 2025 года

Чт, Январь 30, 2025 - 10:08

В мартовское новолуние произойдет частное солнечное затмение

Астрономическая неделя с 24 февраля по 2 марта 2025 года

Чт, Январь 30, 2025 - 10:02

На данной неделе 24 февраля Марс достигнет стояния с переходом от попятного движения к прямому, а 25 февраля Меркурий пройдет в полутора..