From DeepSkyVideos. The open cluster NGC 188 has retained an unusual population of middle-aged stars due to an orbit which spends long periods away from the messy galactic plane. More links and info in full description ↓↓↓ Discussed by Professor Mike Merrifield, emeritus professor from the University of Nottingham. The cluster is also dubbed Caldwell…

From DeepSkyVideos. Professor Meghan Gray discusses how a musical link started her exploration of this Near Earth Asteroid. More links and info in full description ↓↓↓ Composer Kaija Saariaho’s page: https://saariaho.org/works/asteroid-4179-toutatis IAU’s Minor Planet Centre: https://www.minorplanetcenter.net/db_search/show_object?object_id=4179 The Ginger-shaped Asteroid 4179 Toutatis: New Observations from a Successful Flyby of Chang’e-2: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3860288/ Our Messier Objects playlist: http://bit.ly/MessierObjects…

From DeepSkyVideos. Professor Meghan Gray discusses the Great Comet of 1997, Hale-Bopp. Also known less grandiosely as C/1995 O1. More links and info in full description ↓↓↓ Circular about Hale-Bopp’s discovery: http://www.cbat.eps.harvard.edu/iauc/06100/06187.html#Item1 JWST Observations of Comet C/1995 O1 (Hale-Bopp) at 46 au: https://ui.adsabs.harvard.edu/abs/2022DPS….5430902K/abstract Messier Objects playlist: http://bit.ly/MessierObjects Brady visits Messier’s grave: https://youtu.be/W3-hwKQqy0I Back us on…

From DeepSkyVideos. Professor Meghan Gray discusses the immense galaxy cluster El Gordo (The Fat One), also known less catchily as ACT-CL J0102-4915. More links and info in full description ↓↓↓ Professor Gray: https://www.nottingham.ac.uk/physics/people/meghan.gray The Atacama Cosmology Telescope: ACT-CL J0102-4915 "El Gordo," a Massive Merging Cluster at Redshift 0.87 – https://ui.adsabs.harvard.edu/abs/2012ApJ…748….7M/abstract JWST’s PEARLS: A new lens…

From DeepSkyVideos. Professor Meghan Gray explains the sometimes strange phenomenon of twin quasars. More links and info in full description ↓↓↓ Professor Gray is an astronomy professor at The University of Nottingham – https://www.nottingham.ac.uk/physics/people/meghan.gray A close quasar pair in a disk–disk galaxy merger at z = 2.17 – https://doi.org/10.1038/s41586-023-05766-6 0957+561 A, B: twin quasistellar objects…

From DeepSkyVideos. Professor Mike Merrifield discusses a new perspective of the Crab Nebula, also known as Messier 1. More links and info in full description ↓↓↓ SITELLE data paper: https://arxiv.org/abs/2101.02709 Merge Cube: https://mergeedu.com/cube Crab model for viewing with Merge Cube or just in AR: https://objects.mergeedu.com/link/KVKDP5 And for your paperweight needs: https://crystalnebulae.co.uk Messier Objects playlist: http://bit.ly/MessierObjects…

From DeepSkyVideos. Professor Mike Merrifield discusses methods for measuring the distance to NGC 2. Includes the Tully-Fisher method. More links and info in full description ↓↓↓ More Mike Merrifield: http://bit.ly/Merrifield_Playlist Professor Merrifield on Twitter: https://twitter.com/AstroMikeMerri A New Method of Determining Distances to Galaxies: https://ui.adsabs.harvard.edu/abs/1975BAAS….7..426T/abstract Our thanks to Professor Tully for the picture of him with…

From DeepSkyVideos. NGC 1 occupies prime position in the famed New General Catalogue – but why? More links and info in full description ↓↓↓ All 110 Messier Objects playlist: http://bit.ly/MessierObjects More Mike Merrifield: http://bit.ly/Merrifield_Playlist Professor Merrifield on Twitter: https://twitter.com/AstroMikeMerri Larger λR in the disc of isolated active spiral galaxies than in their non-active twins: https://doi.org/10.1051/0004-6361/202038091…

From DeepSkyVideos. FREE POSTERS AND CHECKLIST FOR ALL 110 OBJECTS: https://www.patreon.com/posts/71301100 This videos features Mike Merrifield and Becky Smethurst. Messier Objects playlist: http://bit.ly/MessierObjects More links and info in full description ↓↓↓ Mike Merrifield is based at the University of Nottingham: https://twitter.com/AstroMikeMerri Becky Smethurst is at Oxford University: https://rebeccasmethurst.co.uk Chandra Observation of the Edge-on Galaxy NGC…

From DeepSkyVideos. More chat about M107 with Dr Maggie Lieu. Other M107 video at: https://youtu.be/9Jy7g6-tB40 More links and info in full description ↓↓↓ Dr Maggie Lieu: https://maggielieu.com Testing for Dark Matter in the Outskirts of Globular Clusters: https://arxiv.org/abs/2106.00751 Messier Objects playlist: http://bit.ly/MessierObjects Deep Sky Videos website: http://www.deepskyvideos.com/ Twitter: https://twitter.com/DeepSkyVideos Facebook: http://www.facebook.com/DeepSkyVideos More about the astronomers…

From DeepSkyVideos. Dr Becky Smethurst discusses Messier 107 – also known as NGC 6171 – an Oosterhoff type I cluster. Extra M107 chat at: https://youtu.be/6TvR9gRJQTk More links and info in full description ↓↓↓ Dr Becky’s website: https://rebeccasmethurst.co.uk/ Her own YouTube: https://www.youtube.com/drbecky On the Two Oosterhoff Groups of Globular Clusters: https://ui.adsabs.harvard.edu/abs/1973ApJ…185..477V/abstract Messier Objects playlist: http://bit.ly/MessierObjects Deep…

From DeepSkyVideos. Mike Merrifield discusses the galaxy Messier 88 (also known as NGC 4501) More links and info in full description ↓↓↓ Mike Merrifield: https://twitter.com/AstroMikeMerri Messier Objects playlist: http://bit.ly/MessierObjects Deep Sky Videos website: http://www.deepskyvideos.com/ Twitter: https://twitter.com/DeepSkyVideos Facebook: http://www.facebook.com/DeepSkyVideos More about the astronomers in our videos: http://www.deepskyvideos.com/pages/contributors.html Supported by the University of Nottingham https://www.nottingham.ac.uk/astronomy/ Back us…

From DeepSkyVideos. Professor Mike Merrifield discusses variable stars in Messier 72 – also known as NGC 6981. More links and info in full description ↓↓↓ Paper featured in this video: https://academic.oup.com/mnras/article/413/2/1275/1069062 Professor Merrifield on Twitter: https://twitter.com/AstroMikeMerri Messier Objects playlist: http://bit.ly/MessierObjects Deep Sky Videos website: http://www.deepskyvideos.com/ Twitter: https://twitter.com/DeepSkyVideos Facebook: http://www.facebook.com/DeepSkyVideos More about the astronomers in our…

From DeepSkyVideos. Professor Mike Merrifield discusses star formation in Messier 61 – also known as NGC 4303. More links and info in full description ↓↓↓ Paper featured in video: https://arxiv.org/pdf/1902.04587.pdf Professor Merrifield on Twitter: https://twitter.com/AstroMikeMerri Messier Objects playlist: http://bit.ly/MessierObjects Deep Sky Videos website: http://www.deepskyvideos.com/ Twitter: https://twitter.com/DeepSkyVideos Facebook: http://www.facebook.com/DeepSkyVideos More about the astronomers in our videos:…