Key date for the comet would be Monday and Tuesday. Still very bright, but slightly higher in the sky. To make it easy on Tuesday it will appears less than 10 moons widths away from the young moon, straight west.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .