Новости из категории: astronet

Eclipse on a Polar Day

Пт, Декабрь 10, 2021 - 8:30

During polar day, in Arctic and Antarctic summer, the Sun stays above the horizon for periods of 24 hours or more. Recorded on December 4, this fisheye timelapse image tracks the Sun in multiple frames as it completes a circle in the summer..

Астрономическая неделя с 13 по 19 декабря 2021 года

Пт, Декабрь 10, 2021 - 7:34

На данной неделе 13 декабря произойдет покрытие Луной (Ф= 0,74+) звезды 89 Рыб (5m) при видимости на большей части страны, а 14 декабря наступит..

Журнал “Небосвод” за февраль 2022 года

Чт, Декабрь 09, 2021 - 18:17

Очередной выпуск журнала для любителей астрономии "Небосвод"

Журнал “Небосвод” за февраль 2022 года

Чт, Декабрь 09, 2021 - 18:17

Очередной выпуск журнала для любителей астрономии "Небосвод"

A Total Eclipse of the Sun

Чт, Декабрь 09, 2021 - 11:30

Few were able to stand in the Moon's shadow and watch the December 4 total eclipse of the Sun. Determined by celestial mechanics and not geographical boundaries, the narrow path of totality tracked across planet Earth's relatively..

The 84th Name-List of Variable Stars. Globular Clusters (Third Part) and Novae

Ср, Декабрь 08, 2021 - 11:24

We present a new Name-List of variable stars containing information on 779 variable stars in globular star clusters (constellations Lynx - Ophiuchus; 27 clusters in 4 constellations) that now get their names in the system of the General..

Comet Hale Bopp Over Val Parola Pass

Ср, Декабрь 08, 2021 - 7:30

Comet Hale-Bopp, the Great Comet of 1997, became much brighter than any surrounding stars. It was seen even over bright city lights. Away from city lights, however, it put on quite a spectacular show. Here Comet Hale-Bopp was..

New Cataclysmic Variable in Pisces: A WZ Sge-subtype Star with Rebrightenings

Вт, Декабрь 07, 2021 - 15:00

In September, 2021, we obtained about 1100 UBVRcIc CCD observations of the dwarf nova with coordinates RA=23h11m10.9s; Dec=+01deg30'03" (J2000) during its outburst. Our analysis of this photometric series showed that the studied variable..

Ninety Gravitational Wave Spectrograms and Counting

Вт, Декабрь 07, 2021 - 8:30

Every time two massive black holes collide, a loud chirping sound is broadcast out into the universe in gravitational waves. Humanity has only had the technology to hear these unusual chirps for the past seven years, but since then we..

Space Station Silhouette on the Moon

Пн, Декабрь 06, 2021 - 8:30

What's that unusual spot on the Moon? It's the International Space Station. Using precise timing, the Earth-orbiting space platform was photographed in front of a partially lit gibbous Moon last month.

Total Solar Eclipse Below the Bottom of the World

Вс, Декабрь 05, 2021 - 8:30

Yesterday there was a total solar eclipse visible only at the end of the Earth. To capture the unusual phenomenon, airplanes took flight below the clouded seascape of Southern Ocean. The featured image shows...

Iridescent by Moonlight

Сб, Декабрь 04, 2021 - 9:30

In this snapshot from November 18, the Full Moon was not far from Earth's shadow. In skies over Sicily the brightest lunar phase was eclipsed by passing clouds though. The full moonlight was dimmed and momentarily diffracted by small but..