Stargazers have something extra to look forward to this holiday season: The brightest comet of 2018 will pass closest to Earth on Dec. 16.The comet 46P/Wirtanen, which passes Earth every 5.4 years, was one of...
Photo Credit: Alex Cherney/NASA
via NBC Chicago - Tech News https://ift.tt/2zS3f5p
沒有留言:
張貼留言