Heads up stargazers: Comet visible in night sky for next several days WYFF4 GreenvilleWhen And Where To See Comet A3 Tonight The Weather ChannelPhotos show rare comet streaking across Pennsylvania sky in once-in-a-lifetime moment CBS PittsburghThe dazzling Comet Tsuchinshan-ATLAS is emerging in the night sky: How to see it Space.com‘Once-in-a-lifetime’ comet, super supermoon shine over Philly. How to see them NBC Philadelphia