Terameter (Tm)
Definition: A terameter (Tm) is a unit of length equal to one trillion meters (10^12 meters). It is primarily used to describe extremely large distances, especially in the field of astronomy.
History: The terameter was introduced in the metric system to measure vast distances that were not feasible with smaller units like kilometers or megameters. It aids in quantifying intergalactic distances.
Current Use: Terameters are most commonly used in astronomy for measuring distances between distant celestial bodies, such as stars, galaxies, and nebulae. It helps scientists communicate the vast scale of the universe.
Light Year (ly)
Definition: A light-year (ly) is the distance light travels in one Julian year (365.25 days), approximately 9.461 trillion kilometers or 5.878 trillion miles. It is used for measuring astronomical distances.
History: The term 'light-year' was first introduced in the 19th century to help astronomers express cosmic distances. It replaced astronomical units that were cumbersome for measuring vast space distances.
Current Use: Light-years are used in astronomy to describe distances between stars, galaxies, and other celestial objects. It is crucial for understanding the scale of the universe and cosmic events.
Quick Conversion Table Terameter (Tm) to Light Year (ly)
1 Terameter (Tm) equal to 0.000105702 Light Year (ly)
5 Terameter (Tm) equal to 0.000528512 Light Year (ly)
10 Terameter (Tm) equal to 0.001057023 Light Year (ly)
20 Terameter (Tm) equal to 0.002114047 Light Year (ly)
30 Terameter (Tm) equal to 0.00317107 Light Year (ly)
50 Terameter (Tm) equal to 0.005285117 Light Year (ly)
75 Terameter (Tm) equal to 0.007927676 Light Year (ly)
100 Terameter (Tm) equal to 0.010570234 Light Year (ly)