Month: July 2025

PROTO-GALAXIES – The earliest galaxies that formed after the Big Bang.

COSMIC TIMELINE – The history of galaxies from the Big Bang to the present.

HIERARCHICAL MODEL – The theory that galaxies form through the gradual merging of smaller structures.

HUBBLE SEQUENCE – A classification system for galaxies, showing their structural differences and potential evolutionary paths.

GALAXY EVOLUTION – The study of how galaxies form, change, and interact over billions of years.

T TAURI STARS – Young, pre-main-sequence stars.

GIANT MOLECULAR CLOUDS – Large star-forming regions.

STELLAR NURSERIES – Regions where stars form.

DARK NEBULA – Dense clouds that block starlight.