Новости из категории: astronet

Астрономическая неделя с 7 по 13 сентября 2020 года

Пт, Сентябрь 04, 2020 - 8:02

На данной неделе 7 сентября Луна (Ф= 0,79-) пройдет южнее Урана, а 8 сентября Луна (Ф= 0,65-) пройдет южнее Плеяд. 9 сентября наступит максимум..

The Wizard Nebula

Пт, Сентябрь 04, 2020 - 7:30

Open star cluster NGC 7380 is still embedded in its natal cloud of interstellar gas and dust popularly known as the Wizard Nebula. Seen on the left, with foreground and background stars along the plane of our Milky Way galaxy it lies some..

Discovery of five new eclipsing systems of W UMa type

Чт, Сентябрь 03, 2020 - 15:54

BVI_c CCD Observations of 164 RR Lyrae variables

Чт, Сентябрь 03, 2020 - 15:04

We present 4660 magnitude measurements in the B, V, and I_c filters acquired for 164 RR Lyrae stars.

Photometric observations of two type Ic-BL Supernovae: 2016coi and 2018ebt

Чт, Сентябрь 03, 2020 - 13:58

CCD BVRI photometry is presented for the type Ic-BL Supernovae 2016coi and 2018ebt. The shape of the light curves for both objects is typical for this class of SNe. A change of brightness decline rate at about 100 days after..

A Halo for Andromeda

Чт, Сентябрь 03, 2020 - 8:30

M31, the Andromeda Galaxy, is the closest large spiral galaxy to our Milky Way. Some 2.5 million light-years distant it shines in Earth's night sky as a small, faint, elongated cloud just visible to the unaided eye.

APOD: 2020 September 2 Б Jupiter and the Moons

Ср, Сентябрь 02, 2020 - 8:30

How many moons do you see? Many people would say one, referring to the Earth's Moon, prominent on the lower left. But take a closer look at the object on the upper right.

Salt Water Remnants on Ceres

Вт, Сентябрь 01, 2020 - 8:30

Does Ceres have underground pockets of water? Ceres, the largest asteroid in the asteroid belt, was thought to be composed of rock and ice. At the same time, Ceres was known to have unusual bright spots on its surface. These bright..

APOD: 2020 August 31 Б SS 433: Binary Star Micro Quasar

Пн, Август 31, 2020 - 8:30

SS 433 is one of the most exotic star systems known. Its unremarkable name stems from its inclusion in a catalog of Milky Way stars which emit radiation characteristic of atomic hydrogen. Its remarkable behavior stems from a compact..

Журнал “Небосвод” за сентябрь 2020 года

Вс, Август 30, 2020 - 17:50

Очередной номер журнала "Небосвод" для любителей астрономии и от любителей астрономии

NGC 6357: Cathedral to Massive Stars

Вс, Август 30, 2020 - 7:30

How massive can a normal star be? Estimates made from distance, brightness and standard solar models had given one star in the open cluster Pismis 24 over 200 times the mass of our Sun, making it one of the most massive stars known.

Martian Chiaroscuro

Сб, Август 29, 2020 - 8:30

Deep shadows create dramatic contrasts between light and dark in this high-resolution close-up of the martian surface. Recorded on January 24, 2014 by the HiRISE camera on board the Mars Reconnaissance Orbiter, the scene spans about 1.5..