Astronomicheskaya kartinka dnya (APOD)

APOD: 2025 October 2 B Pluto at Night
2.10.2025 | Astronomicheskaya kartinka dnya

The night side of Pluto spans this shadowy scene. In the stunning spacebased perspective, the Sun is 4.9 billion kilometers (almost 4.5 light-hours) behind the dim and distant world. It was captured by far flung New Horizons in July of 2015 when the spacecraft was at a range of some 21,000 kilometers from Pluto.

NGC 6960: tumannost' Ved'mina Metla
1.10.2025 | Astronomicheskaya kartinka dnya

Desyat' tysyach let nazad, vo vremena, ot kotoryh ne ostalos' pis'mennyh svidetel'stv na Zemle, v nochnom nebe vnezapno vspyhnula novaya zvezda. Cherez neskol'ko nedel' ona pogasla. Eto vzorvalas' sverhnovaya zvezda. Rasshiryayusheesya oblako gaza, kotoroe ot nee ostalos', nazyvaetsya tumannost'yu Vual'.

Kometa Lemmon yarchaet
30.09.2025 | Astronomicheskaya kartinka dnya

Kometa Lemmon yarchaet i peremeshaetsya na utrennee nebo severnogo polushariya. Kometa C/2025 A6 (Lemmon) v nastoyashee vremya – tret'ya kometa, kotoruyu mozhno uvidet' v binokl' ili s pomosh'yu kamery i dlinnyh ekspozicii. Dve drugie – komety SWAN25B i ATLAS.

Dve komety na odnom snimke
29.09.2025 | Astronomicheskaya kartinka dnya

Mozhet pokazat'sya, chto eti komety uchastvuyut v gonke, no eto ne tak. Komety C/2025 K1 ATLAS (sleva) i C/2025 R2 SWAN (sprava) sluchaino okazalis' ryadom na proshloi nedele. Oni zapechatleny na izobrazhenii, poluchennom na francuzskom ostrove Reyun'on v yuzhnoi chasti Indiiskogo okeana.

Leopardovye pyatna na marsianskih kamnyah
28.09.2025 | Astronomicheskaya kartinka dnya

Kak voznikli eti neobychnye pyatna? Svetlye pyatna s temnymi obodkami na marsianskih kamnyah byli obnaruzheny v proshlom godu marsohodom NASA Perseverans, prodolzhayushim issledovat' Mars. Ih nazvali leopardovymi pyatnami iz-za shodstva s metkami na shkure znamenitogo zemnogo hishnika. Vozniklo predpolozhenie, chto pyatna byli sozdany drevnei marsianskoi zhizn'yu.

Raketa pered Solncem
27.09.2025 | Astronomicheskaya kartinka dnya

Utrom 24 sentyabrya raketa peresekla yarkii solnechnyi disk. Eto udalos' zapechatlet' na teleskopicheskom snimke iz Orlando v shtate Florida, raspolozhennom primerno v 50 milyah k severu ot mesta zapuska v Kosmicheskom centre im.Kennedi. Raketa vyvela v kosmos tri novyh sputnika dlya issledovaniya kosmicheskoi pogody.

Komety SWAN, ATLAS i Mars
26.09.2025 | Astronomicheskaya kartinka dnya

Novaya gost'ya vnutrennei oblasti Solnechnoi sistemy – kometa C/2025 R2 (SWAN) demonstriruet dlinnyi ionnyi hvost, protyanuvshiisya po diagonali po polyu zreniya razmerom pochti v 7 gradusov na teleskopicheskom izobrazhenii, poluchennom 21 sentyabrya. Bolee tusklaya...

Protivostoyanie Saturna
25.09.2025 | Astronomicheskaya kartinka dnya

V etom godu protivostoyanie Saturna proizoshlo 21 sentyabrya – na nebe planety Zemlya planeta nahodilas' v tochke, protivopolozhnoi Solncu. Rasstoyanie ot Saturna do Zemli dostiglo godovogo minimuma, a ego yarkost' – maksimuma. Planeta voshodila pri zahode Solnca i siyala na nebe vsyu noch' sredi bolee tusklyh zvezd sozvezdiya Ryby.

GW250114: stolknovenie vrashayushihsya chernyh dyr
24.09.2025 | Astronomicheskaya kartinka dnya

Eto byl samyi moshnyi gravitacionno-volnovoi signal iz vseh zaregistrirovannyh, no chto on pokazal? Signal GW250114 byl zaregistrirovan dvumya plechami Lazerno-interferometricheskoi gravitacionno-volnovoi observatorii (LIGO) v shtatah Vashington i Luiziana v SShA v nachale etogo goda. Analiz pokazal, chto sobytie bylo vyzvano sliyaniem dvuh chernyh dyr.

APOD: 2025 September 23 B NGC 6357: Cathedral to Massive Stars
23.09.2025 | Astronomicheskaya kartinka dnya

How massive can a normal star be? Estimates made from distance, brightness and standard solar models had given one star in the open cluster Pismis 24 over 200 times the mass of our Sun, making it one of the most massive stars known.