Новости из категории: astronet

Dueling Bands in the Night

Вт, Март 01, 2022 - 8:30

What are these two bands in the sky? The more commonly seen band is the one on the right and is the central band of our Milky Way galaxy. Our Sun orbits...

Direct Projection: The Moon in My Hands

Пн, Февраль 28, 2022 - 8:30

You don't have to look through a telescope to know where it's pointing. Allowing the telescope to project its image onto a large surface can be useful because it dilutes the intense brightness of very bright sources. Such dilution is..

Direct Projection: The Moon in My Hands

Пн, Февраль 28, 2022 - 7:30

Earthrise 1: Historic Image Remastered

Вс, Февраль 27, 2022 - 7:30

"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.

Nearby Spiral Galaxy NGC 4945

Сб, Февраль 26, 2022 - 8:30

Large spiral galaxy NGC 4945 is seen nearly edge-on in this cosmic galaxy close-up. It's almost the size of our Milky Way Galaxy. NGC 4945's own dusty disk, young blue star clusters, and pink star forming regions stand out in the colorful..

Perseverance Sol 354

Пт, Февраль 25, 2022 - 8:30

This Navcam mosaic from Perseverance looks out over the car-sized rover's deck, across the floor of Jezero crater on Mars. Frames used to construct the mosaic view were captured on mission sol 354. That corresponds to Earth calendar date..

Астрономическая неделя с 28 февраля по 6 марта 2022 года

Пт, Февраль 25, 2022 - 6:43

На данной неделе 1 марта Луна (Ф= 0,03-) будет наблюдаться близ Меркурия и Сатурна, а 2 марта Меркурий пройдет в 0,7 гр. южнее Сатурна

An Attempt to Identify Classical Cepheid Candidates in the LAMOST Spectroscopic Survey

Чт, Февраль 24, 2022 - 15:43

We describe our attempt to find new candidate classical Cepheids and other pulsating variable stars in the LAMOST spectroscopic survey using GAIA EDR3 data and existing photometric archives. Several stars deserve dedicated..

Календарь наблюдателя на март 2022 года

Чт, Февраль 24, 2022 - 12:28

Очередной выпуск ежемесячника, освещающего астрономические явления и небесные тела, доступные для наблюдений невооруженным глазом..

Beautiful Albireo AB

Чт, Февраль 24, 2022 - 8:30

Beta Cygni is a single bright star to the naked eye. About 420 light-years away it marks the foot of the Northern Cross, famous asterism in the constellation Cygnus. But a view through...

Orion over Green Bank

Ср, Февраль 23, 2022 - 8:30

What will the huge Green Bank Telescope discover tonight? Pictured, the Robert C. Byrd Green Bank Telescope (GBT) on the lower right is the largest fully-pointable single-dish radio telescope in the world. With...

Illustration: An Early Quasar

Вт, Февраль 22, 2022 - 8:30

What did the first quasars look like? The nearest quasars are now known to involve supermassive black holes in the centers of active galaxies. Gas and dust that falls toward a quasar glows brightly, sometimes outglowing the entire..