The obvious displacement of celestial objects has been a topic of statement and inquiry since antiquity. Whereas stars seem mounted relative to 1 one other inside constellations over human timescales, this notion isn’t totally correct. Their positions are, in actual fact, topic to alter.
Understanding stellar motion is prime to fields comparable to astrophysics and cosmology. Correct measurement of those shifts aids in figuring out stellar distances, velocities, and the general construction of the Milky Method galaxy. Traditionally, this information has been important for navigation and timekeeping.