Новости из категории: astronet

Gravel Ejected from Asteroid Bennu

Ср, Сентябрь 16, 2020 - 8:30

Why does asteroid Bennu eject gravel into space? No one is sure. The discovery, occurring during several episodes by NASA's visiting ORISIS-REx spacecraft, was unexpected. Leading ejection hypotheses include impacts by Sun-orbiting..

Photometric observations of the type IIn Supernova 2016ehw

Вт, Сентябрь 15, 2020 - 17:47

CCD BVRI and unfiltered photometry is presented for the type IIn Supernova 2016ehw. The object reached maximum with R(max)=15.4 mag and absolute magnitude $M_R=-18.1$~mag on JD~2457547. The brightness in the..

В атмосфере Венеры обнаружен биомаркер фосфин

Вт, Сентябрь 15, 2020 - 8:30

Может ли существовать жизнь в атмосфере Венеры? Хотя на поверхности планеты-соседки Земли условия считаются не подходящими для..

Biomarker Phosphine Discovered in the Atmosphere of Venus

Вт, Сентябрь 15, 2020 - 8:30

Could there be life floating in the atmosphere of Venus? Although Earth's planetary neighbor has a surface considered too extreme for any known lifeform, Venus' upper atmosphere may be sufficiently mild for tiny airborne microbes. This..

Аннотации основных статей журнала «Земля и Вселенная» № 4, 2020 г.

Пн, Сентябрь 14, 2020 - 17:38

Corn Moon Rising

Пн, Сентябрь 14, 2020 - 8:30

A rising moon can be a dramatic sight. A rising Full Corn Moon was captured early this month in time-lapse with a telephoto lens from nearly 30 kilometers away -- making Earth's ascending half-degree companion appear unusually..

M2 9: Wings of a Butterfly Nebula

Вс, Сентябрь 13, 2020 - 7:30

Are stars better appreciated for their art after they die? Actually, stars usually create their most artistic displays as they die. In the case of low-mass stars like our Sun and M2-9 pictured here, the stars transform themselves from..

A Thousand Meteors

Сб, Сентябрь 12, 2020 - 8:30

Over a thousand meteors flash through the night in this intriguing timelapse video. Starting in April 2019 the individual video frames were selected from 372 relatively clear nights of imaging from an automated wide-field observatory in rural..

Jupiter s Swimming Storm

Чт, Сентябрь 10, 2020 - 8:30

A bright storm head with a long turbulent wake swims across Jupiter in these sharp telescopic images of the Solar System's ruling gas giant. Captured on August 26, 28, and September 1 (left to right) the storm approximately doubles in length..

Photoelectric BVR_c observations of 24 classical Cepheids

Ср, Сентябрь 09, 2020 - 12:41

In June and September 2004, 673 photoelectric BVR_c brightness measurements were made for 24 Cepheids using the 60-cm reflector of Mt. Maidanak Observatory. $V$ light curves and $B-V$ and $V-R_c$ colour curves are presented.

Pleiades: The Seven Sisters Star Cluster

Ср, Сентябрь 09, 2020 - 8:30

Have you ever seen the Pleiades star cluster? Even if you have, you probably have never seen it as large and clear as this. Perhaps the most famous star cluster on the sky, the bright stars of the Pleiades can be seen without binoculars..

GW190521: Unexpected Black Holes Collide

Вт, Сентябрь 08, 2020 - 8:30

How do black holes like this form? The two black holes that spiraled together to produce the gravitational wave event GW190521 were not only the most massive black holes ever seen by LIGO and VIRGO so far, their masses -- 66 and 85..