Travelers in the Night Eps. 731 & 732: Greg’s Comet & Comet Lemmon

Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org From Feb 10 & 17, 2023. Today's 2 topics: - The discovery by Greg Leonard of P/2018 VN2 (Leonard), a Jupiter family comet whose fate is to become a garden variety main belt asteroid. - Comets Travel Between Stars. An interstellar traveler visits our neighborhood on its tour of the Milky Way. Comet Lemmon will continue on a hyperbolic path into deep space. In 2043 it will be further than the average distance that Pluto is from our Sun. Eons from now comet C/2018 U1 (Lemmon) may enter another solar system and be tracked by intelligent beings as it continues its tour of the Milky Way.   We've added a new way to donate to 365 Days of Astronomy to support editing, hosting, and production costs.  Just visit: https://www.patreon.com/365DaysOfAstronomy and donate as much as you can! Share the podcast with your friends and send the Patreon link to them too!  Every bit helps! Thank you! ------------------------------------ Do go visit http://www.redbubble.com/people/CosmoQuestX/shop for cool Astronomy Cast and CosmoQuest t-shirts, coffee mugs and other awesomeness! http://cosmoquest.org/Donate This show is made possible through your donations.  Thank you! (Haven't donated? It's not too late! Just click!) ------------------------------------ The 365 Days of Astronomy Podcast is produced by the Planetary Science Institute. http://www.psi.edu Visit us on the web at 365DaysOfAstronomy.org or email us at info@365DaysOfAstronomy.org.