Web4. There is no single formula that tells you how far away a star is. In general, it is difficult to find the exact distance to a star just using its brightness since the brightness of stars … Web26 mrt. 2024 · The apparent magnitude of V762 Cas is 5.87, just slightly brighter than the maximum 6.0 magnitude that we can see with the naked eye. The largest star in the galaxy so far discovered Stephenson 2-18 is has a large magnitude of 15.26 which is why we can’t see without a telescope. However, keep in mind that V762 Cassiopeiae is the most …
What Is Parallax? - How Astronomers Measure Stellar …
Web15 mrt. 2024 · Planet diameters are measured in metres and kilometres. Distances between the planets and the Sun are measured in AU (Astronomical Unit). 1 AU is the average distance between the Earth and the Sun ... Web15 dec. 2024 · Like this, the star’s apparent magnitude is based on our eyes. Absolute magnitude. The bright star also looks dark when it is far away. Therefore, you cannot compare the energy emitted by stars with apparent magnitude. To compare the energy that a star emits, you need to know the brightness when you are at the same distance. chubb specialty insurance
How long does it take light from the stars to reach Earth? - BBC
WebSo, how bright a star appears in the night sky depends on its size as well as how far away from us it is. The closest star is about 25,300,000,000,000 miles (39,900,000,000,000 … Web4 apr. 2024 · If we calculate how far away the galaxy was from us 13.1 billion years ago, we get 2.4 billion light-years. So this galaxy was only 2.4 billion light years away, but the universe expanded so much that its light took 13.1 billion light-years to reach us. As light travels through the expanding universe, its wavelength is stretched. WebSynonyms for how far in Free Thesaurus. Antonyms for how far. 76 synonyms for FAR: a long way, miles, deep, a good way, afar, a great distance, much, greatly, very much, extremely, significantly, considerably, decidedly. What are synonyms for how far? chubb specialty claims