comet /tags/comet comet en-US WLRN Mon, 09 Jan 2023 19:00:00 GMT Look up! You can see a bright green comet making a rare trip across the Earth's sky /space/2023-01-08/look-up-you-can-see-a-bright-green-comet-making-a-rare-trip-across-the-earths-sky Comet C/2022 E3 was first spotted last year. Its path will bring it within 26 million miles of the Earth on Wednesday, allowing it to be visible to the naked eye for perhaps the last time ever. Mon, 09 Jan 2023 19:00:00 GMT /space/2023-01-08/look-up-you-can-see-a-bright-green-comet-making-a-rare-trip-across-the-earths-sky Juliana Kim The Hubble telescope confirms the largest comet nucleus ever seen by astronomers /2022-04-13/the-hubble-telescope-confirms-the-largest-comet-nucleus-ever-seen-by-astronomers The comet, known as C/2014 UN271 (Bernardinelli-Bernstein), has an estimated diameter of about 80 miles. That's bigger than Rhode Island and about 50 times larger than the heart of most comets. Wed, 13 Apr 2022 15:00:00 GMT /2022-04-13/the-hubble-telescope-confirms-the-largest-comet-nucleus-ever-seen-by-astronomers Deepa Shivaram Leonard is the brightest comet all year. Here's how to see it /npr-breaking-news/2021-12-03/leonard-is-the-brightest-comet-all-year-heres-how-to-see-it The comet was discovered less than a year ago near the orbit of Jupiter. Now, observers in North America can see it in the northeastern sky around sunrise. Mon, 06 Dec 2021 11:19:37 GMT /npr-breaking-news/2021-12-03/leonard-is-the-brightest-comet-all-year-heres-how-to-see-it Scott Neuman