moon  has been tagged 1 time, has 4 total tags, has been listed 52 times, and has 12 comments.

quasar  has been tagged 1 time, has 1 total tags, has been listed 31 times, and has 0 comments.

antikythera mechanism  has been tagged 1 time, has 5 total tags, has been listed 6 times, and has 5 comments.

parallax  has been tagged 1 time, has 5 total tags, has been listed 47 times, and has 1 comment.

galaxy  has been tagged 1 time, has 2 total tags, has been listed 27 times, and has 1 comment.

pulsar  has been tagged 1 time, has 1 total tags, has been listed 6 times, and has 0 comments.

planet  has been tagged 1 time, has 3 total tags, has been listed 5 times, and has 7 comments.

comet  has been tagged 1 time, has 2 total tags, has been listed 9 times, and has 4 comments.

libratory  has been tagged 1 time, has 3 total tags, has been listed 4 times, and has 5 comments.

nova  has been tagged 1 time, has 3 total tags, has been listed 9 times, and has 1 comment.