Новости из категории: astronet

Saturn: Shadows of a Seasonal Sundial

Ср, Октябрь 12, 2011 - 7:30

Saturn's rings form one of the larger sundials known. This sundial, however, determines only the season of Saturn, not the time of day. In 2009, during Saturn's last equinox, Saturn's thin rings threw almost no shadows onto Saturn,..

NGC 7635: The Bubble Nebula

Вт, Октябрь 11, 2011 - 7:30

It's the bubble versus the cloud. NGC 7635, the Bubble Nebula, is being pushed out by the stellar wind of massive central star BD+602522. Next door, though, lives a giant molecular cloud, visible to the right. At this place in..

A Strange Sunrise Over Argentina

Пн, Октябрь 10, 2011 - 7:30

Why would a rising Sun look so strange? No one is yet sure. What is clear is that the above unusual sunrise was captured last month from Buenos Aires, Argentina. The body of water in the foreground is Rio de La Plata, considered by..

Nobels for a Strange Universe

Вс, Октябрь 09, 2011 - 7:30

Thirteen years ago results were first presented indicating that most of the energy in our universe is not in stars or galaxies but is tied to space itself. In the language of cosmologists, a large cosmological constant is directly implied..

MESSENGER s First Day

Сб, Октябрь 08, 2011 - 7:30

One solar day on a planet is the length of time from noon to noon. A solar day lasts 24 hours on planet Earth. On Mercury a solar day is about 176 Earth days long.

Астрономическая неделя с 10 по 16 октября 2011 года

Пт, Октябрь 07, 2011 - 13:55

На данной неделе наступит максимум действия метеорного потока Дракониды (в ночь с 9 на 10 октября возможен метеорный дождь), Луна будет..

The Comet Hartley 2 Cruise

Пт, Октябрь 07, 2011 - 7:30

Early last November, small but active Comet Hartley 2 (103/P Hartley) became the fifth comet imaged close-up by a spacecraft from planet Earth. Still cruising through the solar system with a 6 year orbital period, Hartley 2 is is making

Григорий Моисеевич Идлис – человек, ученый, мыслитель

Чт, Октябрь 06, 2011 - 16:10

Воспоминания о Г.М.Идлисе, его многогранных научных интересах.

Идлис Григорий Моисеевич

Чт, Октябрь 06, 2011 - 15:05

Советский астроном. Р. в Пензе. В 1951 окончил Казахский ун-т в Алма-Ате, в 1954 - аспирантуру под руководством В. Г. Фесенкова в

M82: Starburst Galaxy with a Superwind

Чт, Октябрь 06, 2011 - 7:30

Also known as the Cigar Galaxy for its elongated visual appearance, M82 is a starburst galaxy with a superwind. In fact, through ensuing supernova explosions and powerful winds from massive stars, the burst of star formation in M82 is..

Нобелевская премия по физике 2011 – астрофизикам

Ср, Октябрь 05, 2011 - 20:59

Нобелевской премией по физике за 2011 год наградили трех астрономов (точнее космологов), обнаруживших, что Вселенная сегодня..

Comet and CME on the Sun

Ср, Октябрь 05, 2011 - 7:30

Did a sun-diving comet just cause a solar explosion? Probably not. This past weekend a comet dove toward the Sun and was followed very quickly by a Coronal Mass Ejection (CMEs) from the other side of the Sun.