Hellouin i tumannost' Golova Prizraka
24.10.2021 | Astronomicheskaya kartinka dnya

Hellouin imeet drevnee astronomicheskoe proishozhdenie. Nachinaya s pyatogo veka do nashei ery on otmechaetsya, kak den' smeny vremeni goda, to est' den', nahodyashiisya poseredine mezhdu ravnodenstviem (den' raven nochi) i zimnim solncestoyaniem (minimal'naya prodolzhitel'nost' dnya, maksimal'naya prodolzhitel'nost' nochi) v severnom polusharii.

Stereo-Bennu
23.10.2021 | Astronomicheskaya kartinka dnya

Naden'te vashi krasno/sinie ochki i podletite k asteroidu 101955 Bennu. Etot malen'kii mir v Solnechnoi sisteme po forme napominaet volchok, a po razmeru (menee 500 metrov) sravnim s neboskrebom Empair-steit-bilding. Ego nerovnaya poverhnost' usypana kamnyami.

Kometa i Krab
22.10.2021 | Astronomicheskaya kartinka dnya

Pole zreniya etogo zamechatel'nogo izobrazheniya ohvatyvaet na nebe oblast' razmerom bol'she 2 gradusov, chto sootvetstvuet chetyrem diskam polnoi Luny, ono zapolneno zvezdami iz sozvezdiya Tel'ca. Vyshe i pravee centra kartinki mozhno zametit' slaboe razmytoe krasnovatoe pyatnyshko – eto Mess'e 1 (M1), izvestnaya takzhe kak Krabovidnaya tumannost'.

Astronomicheskaya nedelya s 25 po 31 oktyabrya 2021 goda
22.10.2021 6:01 | Aleksandr Kozlovskii

Na dannoi nedele 25 oktyabrya Merkurii dostignet maksimal'noi zapadnoi (utrennei) elongacii 18 gradusov, a 29 oktyabrya Venera dostignet maksimal'noi vostochnoi (vechernei) elongacii 47 gradusov

Zhurnal "Nebosvod" za dekabr' 2021 goda
21.10.2021 7:10 | Aleksandr Kozlovskii

Ocherednoi nomer zhurnala "Nebosvod" dlya lyubitelei astronomii i ot lyubitelei astronomii

Sharpless 308: tumannost' Del'fin
21.10.2021 | Astronomicheskaya kartinka dnya

Vydutyi bystrym vetrom goryachei, massivnoi zvezdy, etot kosmicheskii puzyr' ogromen. On zanesen v katalog kak Sharpless 2-308 i nahoditsya na rasstoyanii okolo 5 tysyach svetovyh let v sozvezdii Bol'shogo Psa. Ego vidimyi uglovoi razmer na nebe bol'she diska polnoi Luny, chto sootvetstvuet diametru v 60 svetovyh let.

"Lyusi" nachinaet polet k vos'mi asteroidam
20.10.2021 | Astronomicheskaya kartinka dnya

Pochemu etot kosmicheskii apparat doletit do orbity Yupitera, no ne posetit Yupiter? Cel' apparata "Lyusi" – issledovat' razlichnye svidetel'stva o proishozhdenii nashei Solnechnoi sistemy, kotorye mozhno obnaruzhit' okolo Yupitera, gde seichas rabotaet kosmicheskii apparat "Yunona". Massa Yupitera tak velika, chto ego gravitaciya zahvatyvaet mnogochislennye asteroidy, kotorye obrashayutsya vokrug Solnca pered nim i pozadi nego.

Palomar 6: sharovoe zvezdnoe skoplenie
19.10.2021 | Astronomicheskaya kartinka dnya

Otkuda poyavilsya etot ogromnyi shar iz zvezd? Palomar 6 – odno iz okolo 200 sharovyh zvezdnyh skoplenii, kotorye vyzhili v nashei Galaktike Mlechnyi Put'. Eti sfericheskie skopleniya zvezd starshe, chem nashe Solnce, oni starshe bol'shinstva zvezd, orbity kotoryh nahodyatsya v diske Galaktiki.

Pepel'nyi svet Luny nad Siciliei
18.10.2021 | Astronomicheskaya kartinka dnya

Pochemu my mozhem videt' ves' disk Luny? Ved' kogda Luna nahoditsya v faze polumesyaca, tol'ko ee chast' osveshena pryamymi luchami Solnca. Otvet – pepel'nyi svet, izvestnyi takzhe kak svet da Vinchi. Ostal'naya chast' obrashennoi k Zemle storony Luny slegka osveshaetsya solnechnym svetom, otrazhennym ot Zemli.

Gravitacionnaya linza "Krest Einshteina"
17.10.2021 | Astronomicheskaya kartinka dnya

U bol'shinstva galaktik odno yadro – neuzheli u etoi galaktiki ih chetyre? Astronomy dayut strannyi otvet: nastoyashego yadra galaktiki na etom snimke dazhe ne vidno. Izobrazhenie v centre, pohozhee na list klevera – eto svet ot kvazara na dal'nem fone.