Новости из категории: astronet

New RRC variables with an additional non-radial pulsation

Пт, Декабрь 11, 2015 - 15:16

We present a new study of 14 known RR Lyrae variable stars from the Catalina surveys periodic variable star catalog. We analyzed all observations available for these stars in the Catalina Surveys online public archives using the..

The Brightest Spot on Ceres

Пт, Декабрь 11, 2015 - 8:30

Dwarf planet Ceres is the largest object in the Solar System's main asteroid belt with a diameter of about 950 kilometers. Exploring Ceres from orbit since March, the Dawn spacecraft's camera...

Дневная Луна встречается с Утренней звездой

Чт, Декабрь 10, 2015 - 8:30

Сейчас Венера видна как яркая Утренняя звезда на земном небе. Перед рассветом она участвует в параде планет над юго-восточным..

Daytime Moon Meets Morning Star

Чт, Декабрь 10, 2015 - 8:30

Venus now appears as Earth's brilliant morning star, standing in a line-up of planets above the southeastern horizon before dawn. For most, the silvery celestial beacon rose predawn in a close pairing with an old crescent Moon on Monday,..

Arp 87: Merging Galaxies from Hubble

Ср, Декабрь 09, 2015 - 8:30

This dance is to the death. Along the way, as these two large galaxies duel, a cosmic bridge of stars, gas, and dust currently stretches over 75,000 light-years and joins them. The bridge...

Icelandic Legends and Aurora

Вт, Декабрь 08, 2015 - 8:30

Legends collide in this dramatic vista of land, sea, and sky. The land is Iceland, specifically VМk М MЩrdal, a southern village known for its beautiful black sand beaches. The sea, the Atlantic Ocean...

Исландские легенды и полярное сияние

Вт, Декабрь 08, 2015 - 7:30

На этой впечатляющей фотографии земли, моря и неба сталкиваются легенды. Земля — это Исландия, а точнее, Вик — самая южная деревушка..

Comet Catalina Emerges

Пн, Декабрь 07, 2015 - 8:30

Comet Catalina is ready for its close-up. The giant snowball from the outer Solar System, known formally as C/2013 US10 (Catalina), rounded the Sun last month and is now headed for its closest approach to Earth in January.

A Force from Empty Space: The Casimir Effect

Вс, Декабрь 06, 2015 - 7:30

This tiny ball provides evidence that the universe will expand forever. Measuring slightly over one tenth of a millimeter, the ball moves toward a smooth plate in response to energy fluctuations in the vacuum of empty space.

Планетарий от Кеплера, издание IV

Сб, Декабрь 05, 2015 - 8:30

Космический аппарат Кеплер, разработанный для охоты за экзопланетами, на сегодняшний день открыл, если считать кандидатов и..

Kepler Orrery IV

Сб, Декабрь 05, 2015 - 7:30

The exoplanet hunting Kepler mission's total for candidate and confirmed multiple planet systems stands at 1,705 worlds in orbit around 685 distant stars. Put all of those exoplanet orbits on the same scale and follow their relative..