Новости из категории: astronet

Global Aurora at Mars

Пт, Октябрь 06, 2017 - 22:30

A strong solar event last month triggered intense global aurora at Mars. Before (left) and during (right) the solar storm, these projections show the sudden increase in ultraviolet emission from martian aurora, more than 25 times brighter

Астрономическая неделя с 9 по 15 октября 2017 года

Пт, Октябрь 06, 2017 - 19:48

На данной неделе Луна (Ф= 0,84-) в перигее своей орбиты на расстоянии от центра Земли 366860 км и покроет при фазе 0,8- звезды скопления Гиады и..

Photometric Observations of Supernovae 2011df, 2011ek and 2012ea

Пт, Октябрь 06, 2017 - 16:23

CCD BVRI photometry is presented for two type Ia supernovae, SN 2011df and 2011ek, and for a supernova of type Ia-1991bg, SN 2012ea. The light curve parameters and absolute magnitudes at maximum light are estimated. It is shown that SNe..

Pluto s Bladed Terrain

Чт, Октябрь 05, 2017 - 8:30

Imaged during the New Horizons spacecraft flyby in July 2015, Pluto's bladed terrain is captured in this close-up of the distant world. The bizarre texture belongs to fields of skyscraper-sized, jagged landforms made almost entirely of..

The Soul Nebula in Infrared from Herschel

Ср, Октябрь 04, 2017 - 7:30

Stars are forming in the Soul of the Queen of Aethopia. More specifically, a large star forming region called the Soul Nebula can be found in the direction of the constellation Cassiopeia, who Greek mythology credits as the vain wife of..

Ice Ring around Nearby Star Fomalhaut

Вт, Октябрь 03, 2017 - 8:30

Why is there a large ice ring around Fomalhaut? This interesting star -- easily visible in the night sky -- lies only about 25 light-years away and is known to be orbited by at least one planet, Dagon, as well as several inner dust..

Two Comets and a Star Cluster

Пн, Октябрь 02, 2017 - 8:30

Two unusual spots are on the move near the famous Pleiades star cluster. Shifting only a small amount per night, these spots are actually comets in our nearby Solar System that by chance wandered into the field of the light-years..

Concept Plane: Supersonic Green Machine

Вс, Октябрь 01, 2017 - 8:30

What will passenger airplanes be like in the future? To help brainstorm desirable and workable attributes, NASA sponsors design competitions. Shown here is an artist's depiction of a concept plane that was suggested in 2010.

Portrait of NGC 281

Сб, Сентябрь 30, 2017 - 19:30

Look through the cosmic cloud cataloged as NGC 281 and you might miss the stars of open cluster IC 1590. Still, formed within the nebula that cluster's young, massive stars ultimately power the pervasive nebular glow.

Астрономическая неделя со 2 по 8 октября 2017 года

Пт, Сентябрь 29, 2017 - 14:20

На данной неделе Луна (Ф= 0,85+) пройдет нисходящий узел своей орбиты (2 октября), а на следующий день произойдет покрытие Луной (Ф= 0,94+)..

Puppis A Supernova Remnant

Пт, Сентябрь 29, 2017 - 8:30

Driven by the explosion of a massive star, supernova remnant Puppis A is blasting into the surrounding interstellar medium about 7,000 light-years away. At that distance, this colorful telescopic field based on broadband and narrowband

LIGO Virgo GW170814 Skymap

Чт, Сентябрь 28, 2017 - 7:30

From around planet Earth three gravitational wave detectors have now reported a joint detection of ripples in spacetime, the fourth announced detection of a binary black hole merger in the distant Universe. The event...