Новости из категории: astronet

A Sagittarius Triplet

Пн, Апрель 26, 2021 - 7:30

These three bright nebulae are often featured on telescopic tours of the constellation Sagittarius and the crowded starfields of the central Milky Way. In fact, 18th century cosmic tourist Charles Messier cataloged two of them; M8, the..

Планетарная туманность Mz3: туманность Муравей

Вс, Апрель 25, 2021 - 8:30

Почему этот "муравей" так не похож на шар? Ведь планетарная туманность Mz3 – это оболочка, сбрасываемая звездой, похожей..

Planetary Nebula Mz3: The Ant Nebula

Вс, Апрель 25, 2021 - 8:30

Why isn't this ant a big sphere? Planetary nebula Mz3 is being cast off by a star similar to our Sun that is, surely, round. Why then would the gas that is streaming away create an ant-shaped nebula that is distinctly not round?

Streak and Plume from SpaceX Crew2 Launch

Сб, Апрель 24, 2021 - 8:30

What's happening in the sky? The pre-dawn sky first seemed relatively serene yesterday morning over Indian Harbor Beach in Florida, USA. But then it lit up with a rocket launch. Just to the north, NASA's SpaceX Crew-2 Mission..

Flying Over the Earth at Night II

Пт, Апрель 23, 2021 - 7:30

Recorded during 2017, timelapse sequences from the International Space Station are compiled in this serene video of planet Earth at Night. Fans of low Earth orbit can start by enjoying the view as green and red aurora borealis slather up the..

Календарь наблюдателя на май 2021 года

Пт, Апрель 23, 2021 - 7:27

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

Астрономическая неделя с 26 апреля по 2 мая 2021 года

Пт, Апрель 23, 2021 - 7:21

На данной неделе 26 апреля Луна (Ф= 0,98+) пройдет севернее Спики. 27 апреля Луна (Ф= 1,0) будет находиться в перигее своей орбиты на расстоянии..

Planet Earth at Twilight

Чт, Апрель 22, 2021 - 8:30

No sudden, sharp boundary marks the passage of day into night in this gorgeous view of ocean and clouds over our fair planet Earth. Instead, the shadow line or terminator is diffuse and shows the gradual transition to darkness we experience..

Centaurus As Warped Magnetic Fields

Ср, Апрель 21, 2021 - 8:30

When galaxies collide -- what happens to their magnetic fields? To help find out, NASA pointed SOFIA, its flying 747, at galactic neighbor Centaurus A to observe the emission of polarized dust -- which traces magnetic fields.

Ingenuity: First Flight over Mars

Вт, Апрель 20, 2021 - 8:30

What's the best way to explore Mars? Perhaps there is no single best way, but a newly demonstrated method shows tremendous promise: flight. Powered flight has the promise to search vast regions and scout out particularly interesting areas..

The Galactic Center in Infrared

Пн, Апрель 19, 2021 - 8:30

What does the center of our galaxy look like? In visible light, the Milky Way's center is hidden by clouds of obscuring dust and gas. But in this stunning vista, the Spitzer Space Telescope's infrared cameras, penetrate much of the..

Rainbow Airglow over the Azores

Вс, Апрель 18, 2021 - 8:30

Why would the sky glow like a giant repeating rainbow? Airglow. Now air glows all of the time, but it is usually hard to see. A disturbance however -- like an approaching storm -- may cause noticeable rippling in the Earth's..