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1 dzień temu · Sirius is a binary star consisting of a main-sequence star of spectral type A0 or A1, termed Sirius A, and a faint white dwarf companion of spectral type DA2, termed Sirius B. The distance between the two varies between 8.2 and 31.5 astronomical units as they orbit every 50 years.
1 dzień temu · Astronomy. Photons are odd little beasts. They can act like waves. They can act like particles. They are teeny tiny messengers of force. They are carriers of energy. But most of all, they’re ...
1 dzień temu · Pluto, whose distance from the sun varies from 2.8 to 4.5 billion miles, is even more eccentric at 0.244. On the other hand, our home planet has an eccentricity of only 0.017 .
1 dzień temu · Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.
1 dzień temu · The closest system is Alpha Centauri, with Proxima Centauri as the closest star in that system, at 4.2465 light-years from Earth. The brightest, most massive and most luminous object among those 131 is Sirius A, which is also the brightest star in Earth's night sky; its white dwarf
4 dni temu · Instead, it's the distance between the sun's coordinates on earth and the closest locations to the sun's zenith location. Daylight is shown on the world map as well as the current position of the zenith of the sun and its zenith coordinates (Latitude + Longitude).
2 dni temu · The Pleiades (M45, the Seven Sisters) is an open star cluster located at a distance of about 444 light-years from the Earth. It is the nearest Messier object to our planet and one of the most prominent deep-sky objects (magnitude 1.6).
