Comet Hale-Bopp – Deep Sky Videos

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…

El Gordo (The Fat One) Galaxy Cluster – Deep Sky Videos

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…

Double Quasars – Deep Sky Videos

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…

A Stream of Stars (Abell 1795) – Deep Sky Videos

From DeepSkyVideos. An intergalactic stream of stars in the galaxy cluster Abell 1795 – featuring Professor Mike Merrifield. More links and info in full description ↓↓↓ Back us on Patreon: https://www.patreon.com/deepskyvideos MMTF-Hα and HST-FUV Imaging of the Filamentary Complex in ABELL 1795: https://ui.adsabs.harvard.edu/abs/2009ApJ…703L.172M/abstract Michael Merrifield: https://www.nottingham.ac.uk/physics/people/michael.merrifield Messier Objects playlist: http://bit.ly/MessierObjects Deep Sky Videos website: http://www.deepskyvideos.com/…

Crab Nebula in 3D – Deep Sky Videos

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…

NGC 2 – Measuring the Distance to Galaxies – Deep Sky Videos

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…

NGC 1 – The First Galaxy – Deep Sky Videos

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…

M108 – The Surfboard Galaxy – Deep Sky Videos

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…

M107 – Dark Matter (extra footage) – Deep Sky Videos

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…

M107 – An OG Globular Cluster – Deep Sky Videos

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…

M88 – The Leading Edge – Deep Sky Videos

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…

M72 – Variable Stars – Deep Sky Videos

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…

M61 – Barred Spiral Galaxy – Deep Sky Videos

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:…

M5 – A Laboratory in Space – Deep Sky Videos

From DeepSkyVideos. Dr Becky Smethurst discusses Messier 5. More links and info in full description ↓↓↓ Becky Smethurst website, with links to her various activities: https://rebeccasmethurst.co.uk The paper discussed: https://www.aanda.org/articles/aa/full_html/2013/10/aa22004-13/aa22004-13.html More links and info in full description ↓↓↓ 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…