Новости из категории: astronet

The X-Ray Source 1RXS J051439.2—021615 is a Flare K Dwarf

Ср, Декабрь 26, 2018 - 13:28

We obtained a spectrum and UBVRI photometry of the star associated with the X-ray source 1RXS J051439.2-021615 that experienced a rapid optical flare on 25 January 2018 (ATel No. 11250). We classified the spectrum as K2V - K5V. The Halpha..

Novae in 2018: Official Announcement of GCVS Names

Ср, Декабрь 26, 2018 - 13:05

GCVS names are announced for 14 galactic Novae discovered in 2018.

NGC 6357: The Lobster Nebula

Ср, Декабрь 26, 2018 - 8:30

Why is the Lobster Nebula forming some of the most massive stars known? No one is yet sure. Cataloged as NGC 6357, the Lobster Nebula houses the open star cluster Pismis 24 near its center -- a home to unusually bright and massive stars.

M100: A Grand Design Spiral Galaxy

Вт, Декабрь 25, 2018 - 8:30

Majestic on a truly cosmic scale, M100 is appropriately known as a grand design spiral galaxy. It is a large galaxy of over 100 billion stars with well-defined spiral arms that is similar to our own Milky Way Galaxy.

Earthrise 1: Historic Image Remastered

Пн, Декабрь 24, 2018 - 8:30

"Oh my God! Look at that picture over there! Here's the Earth coming up. Wow is that pretty!" Soon after that pronouncement, 50 years ago today, one of the most famous images ever taken was snapped from the orbit of the Moon.

Earthrise: A Video Reconstruction

Вс, Декабрь 23, 2018 - 8:30

About 12 seconds into this video, something unusual happens. The Earth begins to rise. Never seen by humans before, the rise of the Earth over the limb of the Moon occurred 50 years ago tomorrow and surprised and amazed the crew of

A Cold December Night

Сб, Декабрь 22, 2018 - 8:30

They say Orion always comes up sideways, and he does seem to on this cold December night. The bright stars of the familiar northern winter constellation lie just above the snowy tree tops surrounding a cozy cottage near the town of Ustupky..

Extraordinary Solar Halos

Пт, Декабрь 21, 2018 - 8:30

Welcome to the December Solstice, the first day of winter in planet Earth's northern hemisphere and summer in the south. To celebrate, consider this extraordinary display of beautiful solar ice halos! More common than rainbows, simple ice..

Календарь наблюдателя на январь 2019 года

Пт, Декабрь 21, 2018 - 6:33

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

Астрономическая неделя с 24 по 30 декабря 2018 года

Пт, Декабрь 21, 2018 - 6:21

На данной неделе 24 декабря Луна (Ф= 0,96-) пройдет перигей своей орбиты на расстоянии 361060 км от центра Земли около восходящего узла своей..

Red Nebula, Green Comet, Blue Stars

Чт, Декабрь 20, 2018 - 8:30

This festively colored skyscape was captured in the early morning hours of December 17, following Comet Wirtanen's closest approach to planet Earth. The comet was just visible to the eye. The lovely green...

A Rainbow Geminid Meteor

Ср, Декабрь 19, 2018 - 8:30

Meteors can be colorful. While the human eye usually cannot discern many colors, cameras often can. Pictured is a Geminid captured by camera during last week's meteor shower that was not only impressively bright, but colorful.