Новости из категории: astronet

A Hole in Mars

Вс, Март 01, 2020 - 8:30

What created this unusual hole in Mars? The hole was discovered by chance in 2011 on images of the dusty slopes of Mars' Pavonis Mons volcano taken by the HiRISE instrument aboard the robotic Mars Reconnaissance Orbiter currently circling..

Julius Caesar and Leap Days

Сб, Февраль 29, 2020 - 8:30

In 46 BC Julius Caesar reformed the calendar system. Based on advice by astronomer Sosigenes of Alexandria, the Julian calendar included one leap day every four years to account for the fact that an Earth year is slightly more than 365..

Julius Caesar and Leap Days

Сб, Февраль 29, 2020 - 7:30

In 46 BC Julius Caesar reformed the calendar system. Based on advice by astronomer Sosigenes of Alexandria, the Julian calendar included one leap day every four years to account for the fact that an Earth year is slightly more than 365..

South Celestial Rocket Launch

Пт, Февраль 28, 2020 - 8:30

At sunset on December 6 a Rocket Lab Electron rocket was launched from a rotating planet. With multiple small satellites on board it departed on a mission to low Earth orbit dubbed Running Out of Fingers from Mahia Peninsula on New..

Астрономическая неделя  со 2 по 8 марта 2020 года

Пт, Февраль 28, 2020 - 7:24

На данной неделе 2 марта произойдет покрытие Луной (Ф= 0,47+) звезды эпсилон Тельца (3,5m) при видимости на юге Сибири и в Приморье. В этот же..

Two Hemisphere Night Sky

Чт, Февраль 27, 2020 - 8:30

The Sun is hidden by a horizon that runs across the middle in this two hemisphere view of Earth's night sky. The digitally stitched mosaics were recorded from corresponding latitudes, one 29 degrees north and one 29 degrees south of the..

Календарь наблюдателя на март 2020 года

Ср, Февраль 26, 2020 - 17:52

Очередной выпуск ежемесячника, освещающего астрономические явления и небесные тела,..

NGST 10b: Discovery of a Doomed Planet

Ср, Февраль 26, 2020 - 8:30

This hot jupiter is doomed. Hot jupiters are giant planets like Jupiter that orbit much closer to their parent stars than Mercury does to our Sun. But some hot jupiters are more extreme than others. NGTS-10b, illustrated..

NGST 10b: открытие обреченной планеты

Ср, Февраль 26, 2020 - 7:30

Этого горячий юпитер обречен. Горячие юпитеры – гигантские планеты, похожие на Юпитер, орбиты которых расположены гораздо ближе к..

Jupiters Magnetic Field from Juno

Вт, Февраль 25, 2020 - 8:30

How similar is Jupiter's magnetic field to Earth's? NASA's robotic Juno spacecraft has found that Jupiter's magnetic field is surprisingly complex, so that the Jovian world does not have single magnetic poles like our Earth.

Jupiters Magnetic Field from Juno

Вт, Февраль 25, 2020 - 8:30

How similar is Jupiter's magnetic field to Earth's? NASA's robotic Juno spacecraft has found that Jupiter's magnetic field is surprisingly complex, so that the Jovian world does not have single magnetic poles like our Earth.

Moon Corona, Halo, and Arcs over Manitoba

Пн, Февраль 24, 2020 - 16:30

Yes, but could you get to work on time if the Moon looked like this? As the photographer was preparing to drive to work, refraction, reflection, and even diffraction of moonlight from millions of falling ice crystals turned the familiar..