Web7 aug. 2024 · A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km). One light year is equal to the distance that light travels in one year (it is about ten trillion kilometers, or six trillion miles). One light years is equal to approx 6.5×10^5 earht s years. Web5 apr. 2024 · A light year is that the distance light travels in one year - it's adequate to 9.461 x 1012 km. Alpha Centauri A & B are roughly 4.35 light years far away from us. Proxima is slightly closer at 4.25 light years. The star Proxima , one among 3 stars within the Alpha Centauri system, is our sun's nearest known neighbor at 4.2 light-years away.
If the nearest star is 4.2 light years away how old is the star?
WebSo, it’s right that astronomers measure distances between any objects in the universe in light years as the universe is so vast. To give you an example: The closest star to Earth and our own star, the Sun, is a star called Proxima Centauri, that is 4.25 light years away. Or 4.25 x 6 trillion miles. http://mathandmultimedia.com/2010/11/15/light-year-and-the-mathematics-of-the-stars/ chicken and dumplings with chicken legs
Lightyears to Kilometers - metric conversions
Web6 jul. 2024 · The closest star, Proxima Centauri, is 4.24 light-years away. A light-year is 9.44 trillion km, or 5.88 trillion miles. That is an incredibly large distance. How many light-years away is the second closest star? Alpha Centauri A & B are roughly 4.35 light years away from us. Proxima Centauri is slightly closer at 4.25 light years. Web29 feb. 2016 · A light year is the distance light will travel in a vacuum over the period of one (earth) year. Since light travels at about 186,300 miles per second, with 86,400 seconds per day and about 365 days per year, that works out at about: 186300 × 86400× 365 ≈ 5,875,000,000,000 miles. Answer link Web2 okt. 2024 · The light year, as the name suggests, is the distance light travels in a year. It is about 10 trillion kilometres! Proxima Centauri is 4.25 light years away, which is a much more manageable number. Hence the light year is a convenient and manageable unit of distance for measuring the distance between objects in space. Answer link chicken and dumplings with mashed potatoes