noun
- the branch of astronomy that deals with the physical properties and behavior of celestial objects and phenomena
Examples
- She earned her PhD in astrophysics from MIT.
- Astrophysics helps us understand how stars are born and die.
- The discovery of black holes was a major breakthrough in astrophysics.
- Modern astrophysics combines theoretical models with observational data.
- He works at an observatory studying problems in theoretical astrophysics.
- Astrophysics explains the formation and evolution of galaxies.