Новости из категории: astronet

Equinox on a Spinning Earth

Вс, Март 19, 2017 - 6:30

When does the line between day and night become vertical? Tomorrow. Tomorrow is an equinox on planet Earth, a time of year when day and night are most nearly equal. At an equinox, the Earth's terminator -- the dividing line between..

Журнал “Небосвод” за апрель 2017 года

Сб, Март 18, 2017 - 23:59

Очередной выпуск бесплатного электронно-печатного издания для любителей астрономии Небосвод....

JWST: Ghosts and Mirrors

Сб, Март 18, 2017 - 7:30

Ghosts aren't actually hovering over the James Webb Space Telescope. But the lights are out as it stands with gold tinted mirror segments and support structures folded in Goddard Space Flight Center's Spacecraft Systems Development and

Астрономическая неделя с 20 по 26 марта 2017 года

Пт, Март 17, 2017 - 21:11

На данной неделе продолжается период двойной (вечерней и утренней) видимости Венеры. 20 марта наступит весеннее равноденствие, а Луна..

Phases of Venus

Пт, Март 17, 2017 - 7:30

Just as the Moon goes through phases, Venus' visible sunlit hemisphere waxes and wanes. This composite of telescopic images illustrates the steady changes for the inner planet, seen in the west as the evening star, as Venus grows larger..

Mimas in Saturnlight

Чт, Март 16, 2017 - 7:30

Peering from the shadows, the Saturn-facing hemisphere of Mimas lies in near darkness alongside a dramatic sunlit crescent. The mosaic was captured near the Cassini spacecraft's final close approach on January 30, 2017. Cassini's camera..

The Cone Nebula from Hubble

Ср, Март 15, 2017 - 7:30

Stars are forming in the gigantic dust pillar called the Cone Nebula. Cones, pillars, and majestic flowing shapes abound in stellar nurseries where natal clouds of gas and dust are buffeted by energetic winds from newborn stars. The Cone..

A Dark Winter Sky over MonfragЭe National Park in Spain

Вт, Март 14, 2017 - 7:30

You, too, can see a night sky like this. That is because MonfragЭe National Park in Spain, where this composite image was created, has recently had its night sky officially protected from potential future light pollution.

A Dark Winter Sky over MonfragЭe National Park in Spain

Вт, Март 14, 2017 - 7:30

You, too, can see a night sky like this. That is because MonfragЭe National Park in Spain, where this composite image was created, has recently had its night sky officially protected from potential future light pollution.

Saturns Moon Pan from Cassini

Пн, Март 13, 2017 - 7:30

Why does Saturn's moon Pan look so odd? Images taken last week from the robotic Cassini spacecraft orbiting Saturn have resolved the moon in unprecedented detail. The surprising images reveal a moon that looks something like a walnut..

At the Heart of Orion

Вс, Март 12, 2017 - 8:30

Near the center of this sharp cosmic portrait, at the heart of the Orion Nebula, are four hot, massive stars known as the Trapezium. Tightly gathered within a region about 1.5 light-years in radius, they dominate the core of the dense..

Reflections on vdB 31

Сб, Март 11, 2017 - 8:30

Riding high in the constellation of Auriga, beautiful, blue vdB 31 is the 31st object in Sidney van den Bergh's 1966 catalog of reflection nebulae. It shares this well-composed celestial still life with dark, obscuring clouds recorded in