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Photometry, from Greek photo-("light") and -metry ("measure"), is a technique used in astronomy that is concerned with measuring the flux or intensity of light radiated by astronomical objects. This light is measured through a telescope using a photometer, often made using electronic devices such as a CCD photometer or a photoelectric photometer that converts light into an …

4. oktober 1857. 14. september 1860. Ferguson je od leta 1800 živel v ZDA. Pomagal je graditi prekop od reke Hudson do Eriejskega jezera, ki je povezal Velika jezera z Atlantskim oceanom. Prekop so gradili med letoma 1818 in 1825. Leta 1847 je začel delati na Pomorskem observatoriju ZDA v Washingtonu. Odkril je tri asteroide, prvega, 31 ...

Jul 06, 2022 · Astronomy & Geophysics (A&G) is a scientific journal and trade magazine published on behalf of the Royal Astronomical Society (RAS) by Oxford University Press.It publishes a mixture of content of interest to astronomers and geophysicists: news reports, interviews, topical reviews, historical investigations, obituaries, meeting reports and updates on the activities of …

Ludwig Schwarz (Astronom) Ludwig Schwarz (1870, Kunstmuseum Kadriorg, Tallinn) Peter Carl Ludwig Eduardowitsch Schwarz ( russisch Петер Карл Людвиг Эдуардович Шварц; * 23. Mai jul. / 4. Juni 1822 greg. in Danzig; † 17. September jul. / 29. September 1894 greg. in Jurjew) war ein deutsch- russischer Astronom ...

Edvin Pauel Habl (engl. Edwin Powell Hubble; Maršfild, 20. novembar 1889 — San Marino, 28. septembar 1953) je bio američki astronom koji je odigrao ključnu ulogu u uspostavljanju oblasti vangalaktičke astronomije i koji se generalno smatra jednim od najvažnijih opservacionih kosmologa 20. veka. Habl je poznat po tome što je pokazao da se recesiona brzina galaksija …

Nicolaus Copernicus ( bahasa Polandia Miko łaj Kopernik; bahasa jerman: Nikolaus Kopernikus; 19 Februari 1473 – 24 Mei 1543) adalah seorang astronom, matematikawan, dan ekonom berkebangsaan Polandia, yang mengembangkan teori heliosentrisme (berpusat di matahari) Tata Surya dalam bentuk yang terperinci, sehingga teori tersebut bermanfaat bagi ...

Dari Wikipedia bahasa Indonesia, ensiklopedia bebas. Aglaonike atau Aganike dari Thessalia ( bahasa Yunani Kuno: Ἀγλαονίκη, Aglaoníkē) merupakan seorang astronom Yunani pada abad ke-2 atau ke-1 SM. [1] Ia disebutkan di dalam tulisan-tulisan Plutarkhos [2] dan di dalam scholia kepada Apollonios dari Rodos [3] sebagai seorang astronom ...

Astronomy Picture of the Day (APOD) とは、NASAと ミシガン工科大学 （英語版） (MTU)が運営するウェブサイトで、「毎日違う我々の宇宙の写真がプロフェッショナルの天文学者による簡潔な説明とともに登場する」としている 。. 写真は必ずしも写っている天体のイベントが正確な日に掲載されるとは限ら ...

Betelgeuse is a red supergiant that is very unstable, and is expected to supernova in a hundred thousand years. It is colder than the Sun and has begun to fuse helium instead of hydrogen. If you replaced the Sun with Betelgeuse, it would engulf at least all planets up to Mars, and possibly Jupiter and all the Asteroids in the Asteroid Belt. When Betelgeuse supernovas, the radiation …

TRAPPIST-1, also known as 2MASS J23062928-0502285, is an ultra-cool red dwarf star that is slightly larger, although much more massiver than the planet Jupiter. It is located 39.6 light-years (12.1 pc) from the Sun in the constellation Aquarius. Seven temperate terrestrial planets have been detected orbiting the star, a larger number than detected in any other planetary system. A …

Mercury is the the smallest planet in the Solar System, and the closest planet to the Sun. Its orbital period around the Sun of 87.97 days is the shortest of all planets in the Solar System. It is named after the Roman deity Mercury, the messenger of the gods. Like Venus, Mercury orbits the Sun within Earth's orbit as an inferior planet, and never exceeds 28° away from the Sun. When …

O Astronomy Picture of the Day (APOD, em português: Imagem Astronômica do Dia) é um website mantido pela NASA e pela Universidade Tecnológica de Michigan.De acordo com o website, "cada dia uma imagem ou foto diferente do universo é mostrada, com uma curta explicação escrita por um astrônomo profissional". [1] A fotografia mostrada não foi …