Новости из категории: astronet

Aurora and Milky Way in a Little Sky

Пт, Октябрь 03, 2014 - 7:30

Stepping stones seem to lead to the Milky Way as it stretches across this little sky. Of course, the scene is really the northern hemisphere's autumnal equinox night. Water and sky are inverted...

The Butterfly Nebula from Hubble

Ср, Октябрь 01, 2014 - 8:31

The bright clusters and nebulae of planet Earth's night sky are often named for flowers or insects. Though its wingspan covers over 3 light-years, NGC 6302 is no exception. With an estimated surface...

A Full Circle Rainbow over Australia

Вт, Сентябрь 30, 2014 - 8:30

Have you ever seen an entire rainbow? From the ground, typically, only the top portion of a rainbow is visible because directions toward the ground have fewer raindrops. From the air, though, the entire 360 degree circle of a rainbow is..

Unusual Rocks near Pahrump Hills on Mars

Пн, Сентябрь 29, 2014 - 7:30

How did these Martian rocks form? As the robotic Curiosity rover has approached Pahrump Hills on Mars, it has seen an interesting and textured landscape dotted by some unusual rocks. The featured image shows a curiously round rock..

Two Black Holes Dancing in 3C 75

Вс, Сентябрь 28, 2014 - 8:30

What's happening at the center of active galaxy 3C 75? The two bright sources at the center of this composite x-ray (blue)/ radio (pink) image are co-orbiting supermassive black holes powering the giant radio source 3C 75.

A Launch and a Landing

Сб, Сентябрь 27, 2014 - 7:30

Taken from an Atlantic beach, Cape Canaveral, planet Earth, four identically framed digital images are combined in this night skyscape. Slightly shifted short star trails dot the sky, but the exposure times were adjusted to follow the flight..

New Variable Stars in Lacerta: Area of 2°.3×2°.3, Centered at α=22h50m, δ=50°00′ (2000.0). Part II.

Пт, Сентябрь 26, 2014 - 16:55

Астрономическая неделя с 29 сентября по 5 октября 2014 года

Пт, Сентябрь 26, 2014 - 12:15

На данной неделе произойдет покрытие Луной (Ф= 0,27) звезды хи Змееносца (29 сентября), а также покрытие звезды TYC 1876-00635-1 (9,5m) астероидом (1080)..

MAVEN at Mars

Пт, Сентябрь 26, 2014 - 7:30

Launched on November 18, 2013, the MAVEN (Mars Atmosphere and Volatile EvolutioN) spacecraft completed its interplanetary voyage September 21, captured into a wide, elliptical orbit around Mars. MAVEN's imaging ultraviolet spectrograph has..

NGC 206 and the Star Clouds of Andromeda

Чт, Сентябрь 25, 2014 - 8:30

The large stellar association cataloged as NGC 206 is nestled within the dusty arms of the neighboring Andromeda galaxy. Also known as M31, the spiral galaxy is a mere 2.5 million light-years away.

The Lagoon Nebula in Stars Dust and Gas

Ср, Сентябрь 24, 2014 - 7:30

The large majestic Lagoon Nebula is home for many young stars and hot gas. Spanning 100 light years across while lying only about 5000 light years distant, the Lagoon Nebula is so big and bright that it can be seen without a telescope..

Aurora and Volcanic Light Pillar

Вт, Сентябрь 23, 2014 - 8:30

That's no sunset. And that thin red line just above it -- that's not a sun pillar. The red glow on the horizon originates from a volcanic eruption, and the red line is the eruption's reflection from fluttering atmospheric ice..