Новости из категории: astronet

Sand Dunes Thawing on Mars

Вт, Сентябрь 24, 2019 - 8:30

What are these strange shapes on Mars? Defrosting sand dunes. As spring dawned on the Northern Hemisphere of Mars, dunes of sand near the pole, as pictured here in late May by ESA's ExoMars Trace Gas Orbiter, began to thaw.

Equinox: The Sun from Solstice to Solstice

Пн, Сентябрь 23, 2019 - 8:31

Today is an equinox, a date when day and night are equal. Tomorrow, and every day until the next equinox, the night will be longer than the day in Earth's northern hemisphere, and the day will be longer than the night in Earth's southern..

Eye Sky a Dragon

Вс, Сентябрь 22, 2019 - 8:30

What do you see when you look into this sky? In the center, in the dark, do you see a night sky filled with stars? Do you see a sunset to the left? Clouds all around? Do you see the central band of our Milky Way Galaxy running down..

The Tulip in the Swan

Сб, Сентябрь 21, 2019 - 8:30

Framing a bright emission region, this telescopic view looks out across a pretty field of stars along the plane of our Milky Way Galaxy, toward the nebula rich constellation Cygnus the Swan. Popularly called...

Saturn at Night

Пт, Сентябрь 20, 2019 - 8:30

Still bright in planet Earth's night skies, good telescopic views of Saturn and its beautiful rings often make it a star at star parties. But this stunning view of Saturn's rings and night side just isn't possible from telescopes closer to..

Астрономическая неделя с 23 по 29 сентября 2019 года

Пт, Сентябрь 20, 2019 - 8:05

На данной неделе 23 сентября наступит осеннее равноденствие. В этот день в 10 часов 50 минут по московскому времени Солнце, двигаясь по..

Along the Western Veil

Чт, Сентябрь 19, 2019 - 8:30

Delicate in appearance, these filaments of shocked, glowing gas, are draped across planet Earth's sky toward the constellation of Cygnus. They form the western part of the Veil Nebula. The Veil Nebula itself is a large supernova remnant,..

Gigantic Jet Lightning over India

Ср, Сентябрь 18, 2019 - 8:30

Yes, but can your lightning bolt do this? While flying from Munich to Singapore earlier this month, an industrious passenger took images of a passing lightning storm and caught something unexpected: gigantic jet lightning. The..

BVI_c Photoelectric Observations of 16 Double-Mode Classical Cepheids

Вт, Сентябрь 17, 2019 - 19:09

We present 2902 magnitude measurements in the B, V, and I_c} filters acquired in 1999 - 2004 for 16 double-mode classical Cepheids.

Water Vapor Discovered on Distant Exoplanet

Вт, Сентябрь 17, 2019 - 8:30

Where else might life exist? One of humanity's great outstanding questions, locating planets where extrasolar life might survive took a step forward recently with the discovery of a significant amount of water vapor in the atmosphere of..

A Lunar Corona over Turin

Пн, Сентябрь 16, 2019 - 8:30

What are those colorful rings around the Moon? A corona. Rings like this will sometimes appear when the Moon is seen through thin clouds. The effect is created by the quantum mechanical diffraction of light around individual,..