This example shows several constellation boundaries in purple. Even if the stars within those boundaries change, the boundaries themselves do not. Credit: Astronomy: Roen Kelly Every astronomical ...

If you think the constellation boundaries look arbitrary now, consider the situation a century ago. No official star chart existed, and those in common use not only set different boundaries for ...

It's called Sagittarius A star, which means when you look in the sky, you can## find its position by looking in the boundaries# of the constellation Sagittarius. Overall, while## constellations ...

According to modern constellation boundaries, the Age of Aquarius will not dawn until the year 2599. Join our Space Forums to keep talking space on the latest missions, night sky and more!

Once this list was codified, the next step was to define the constellations’ boundaries, a task assigned to Belgian astronomer Eugene Delporte, and ratified at the IAU’s third general assembly ...