Radio Astronomy – Definition & Detailed Explanation – Astrophysics Glossary

I. What is Radio Astronomy? Radio astronomy is a branch of astronomy that involves studying celestial objects and phenomena by observing radio waves emitted by them. Unlike optical astronomy, which relies on visible light, radio astronomy uses radio telescopes to detect and analyze radio waves from objects in space. This allows astronomers to study objects … Read more

Faber-Jackson Relation – Definition & Detailed Explanation – Astrophysics Glossary

I. What is the Faber-Jackson Relation? The Faber-Jackson Relation is a fundamental relationship in astrophysics that describes the correlation between the luminosity and velocity dispersion of elliptical galaxies. In simple terms, it states that the brighter an elliptical galaxy is, the faster its stars are moving within it. This relationship was first discovered in the … Read more

Lepton Number – Definition & Detailed Explanation – Astrophysics Glossary

I. What is Lepton Number? The concept of lepton number is a fundamental principle in particle physics that helps to describe and understand the behavior of subatomic particles known as leptons. Leptons are a type of elementary particle that includes electrons, muons, tau particles, and their associated neutrinos. Each lepton is assigned a lepton number, … Read more