Новости из категории: astronet

Milky Way and Exploding Meteor

Ср, Август 12, 2015 - 7:30

Tonight the Perseid Meteor Shower reaches its maximum. Grains of icy rock will streak across the sky as they evaporate during entry into Earth's atmosphere. These grains were shed from Comet Swift-Tuttle.

A Blue Moon Halo over Antarctica

Вт, Август 11, 2015 - 8:30

Have you ever seen a halo around the Moon? Such 22 degree rings around the Moon -- caused by ice crystals falling in the Earth's atmosphere -- are somewhat rare. OK, but have you ever seen a blue moon?

A Sagittarius Triplet

Пн, Август 10, 2015 - 8:30

These three bright nebulae are often featured in telescopic tours of the constellation Sagittarius and the crowded starfields of the central Milky Way. In fact, 18th century cosmic tourist Charles Messier cataloged two of them; M8, the..

HCG 87: A Small Group of Galaxies

Вс, Август 09, 2015 - 7:30

Sometimes galaxies form groups. For example, our own Milky Way Galaxy is part of the Local Group of Galaxies. Small, compact groups, like Hickson Compact Group 87 (HCG 87) shown above, are interesting partly because they slowly..

Curiosity s View

Сб, Август 08, 2015 - 8:30

By planet Earth's calendar, the Curiosity Mars Rover reached its 3rd anniversary on the surface of the Red Planet on August 6. To celebrate, gaze across this dramatic panoramic view of diverse terrain typical of the rover's journey to the..

Астрономическая неделя с 10 по 16 ввгуста 2015 года

Пт, Август 07, 2015 - 16:38

На данной неделе Луна достигнет максимальной либрации по долготе и широте (10 августа), Юпитер проходит в 0,4 гр. севернее звезды Регул (10..

Full Earth, Full Moon

Пт, Август 07, 2015 - 7:30

The Moon was new on July 16. Its familiar nearside facing the surface of planet Earth was in shadow. But on that date a million miles away, the Deep Space Climate Observatory (DSCOVR) spacecraft's Earth Polychromatic Imaging Camera..

Stereo Pluto

Чт, Август 06, 2015 - 8:30

These two detailed, true color images of Pluto were captured during the historic New Horizons flyby last month. With slightly different perspectives on the now recognizeable surface features they are presented in this first high quality

X ray Echoes from Circinus X 1

Ср, Август 05, 2015 - 8:30

Circinus X-1 is an X-ray binary star known for its erratic variability. In the bizarre Circinus X-1 system, a dense neutron star, the collapsed remnant of a supernova explosion, orbits with a more ordinary stellar companion.

Virgo Cluster Galaxies

Вт, Август 04, 2015 - 7:30

Well over a thousand galaxies are known members of the Virgo Cluster, the closest large cluster of galaxies to our own local group. In fact, the galaxy cluster is difficult to appreciate all at once because it covers such a large area on..

A Proton Arc Over Lake Superior

Пн, Август 03, 2015 - 8:30

The setting had been picked out -- all that was needed was an aurora. And late last August, forecasts predicted that an otherwise beautiful night sky would be lit up with auroral green. Jumping into...

Apollo 17 at Shorty Crater

Вс, Август 02, 2015 - 8:30

On the Moon, it is easy to remember where you parked. In December of 1972, Apollo 17 astronauts Eugene Cernan and Harrison Schmitt spent about 75 hours on the Moon in the Taurus-Littrow valley, while colleague Ronald Evans orbited overhead...