Sputnik KoRoT nashel kamennuyu planetu
23.09.2009 | Astronomicheskaya kartinka dnya

Naskol'ko shozha ekzoplaneta Korot-7b s Zemlei? Tol'ko chto otkrytaya vnesolnechnaya planeta po fizicheskim svoistvam blizhe vsego k Zemle iz vseh izvestnyh ekzoplanet. Ee massa ravna primerno pyati massam Zemli, i radius sostavlyaet 1.7 zemnogo radiusa. Roditel'skaya zvezda planety Korot-7b nahoditsya na rasstoyanii pyatisot svetovyh let i ochen' pohozha na Solnce.

Planeta, kotoraya ne dolzhna sushestvovat'.
14.09.2009 16:41 | N.T. Ashimbaeva/GAISh, Moskva

Obnaruzhena eshe odna ekzoplaneta - s massoi v desyat' raz prevyshayushei massu Yupitera, no kotoraya vrashaetsya vokrug svoei zvezdy s periodom men'she zemnyh sutok. Ob otkrytii soobshaetsya v zhurnale Nature. Obnaruzhennoe yavlenie predstavlyaet soboi slozhnuyu zadachu dlya nashego ponimaniya prilivnyh vzaimodeistvii v planetarnyh sistemah.

Sputnik Neptuna Despina
3.09.2009 | Astronomicheskaya kartinka dnya

Sputnik Neptuna Despina ochen' malen'kii — ego diametr raven tol'ko 148 km. Kroshechnaya Despina byla otkryta v 1989 godu na snimkah, kotorye sdelali kamery korablya Voyadzher-2 vo vremya proleta mimo samoi dalekoi v Solnechnoi sisteme gazovoi planety-giganta.