Tag: observational-astronomy

Apparent magnitude measures the brightness of stars as seen from Earth, crucial for understanding cosmic distances. It helps astronomers classify celestial objects.

Parallax allows astronomers to measure the distance to nearby stars by observing them from different places. This method is essential for mapping our galaxy's layout.

A light curve offers insights into the brightness changes of astronomical objects, revealing hidden details about stars and planets. It's a tool for observing astronomical events.