Hubblecast 66: Hubble uncovers the secrets of the Ring Nebula
Episode 66 of the Hubblecast explores the Ring Nebula (Messier 57). Although this nebula is one of the most famous objects in our skies, more than 200 years after its discovery astronomers are still unveiling some of its secrets.
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Who is Dr. J?
Dr. J is the young enthusiastic host of the Hubblecast. He is a German astronomer at the European Organization for Astronomical Research in the Southern Hemisphere (ESO). His scientific interests are in cosmology, particularly on galaxy evolution and quasars. Dr. J's real name is Joe Liske and he has a PhD in astronomy.
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| Hubblecast 65: A whole new view of the Horsehead Nebula — celebrating Hubble's 23rd birthday | Hubblecast 64: It all ends with a bang! | Hubblecast 63: From the distant past - Hubble and art | |
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| Hubblecast 62: A spiral galaxy with a secret | Hubblecast 61: A Tour of NGC 5189 | Hubblecast 60: Galaxy scores a bullseye | |
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| Hubblecast 59: Unweaving the rainbow | Hubblecast 58: Caught in the cosmic web | Hubblecast 57: Hubble's hidden treasures unveiled | |
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| Hubblecast 56: Dramatic change spotted on a faraway planet | Hubblecast 55: Crash of the Titans | Hubblecast 54: 22 years in images | |
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| Hubblecast 53: Hidden Treasures in Hubble's Archive | Hubblecast 52: The Death of Stars | Hubblecast 51: Star-forming region S 106 | |
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| Hubblecast 50: Q&A with Dr J | Hubblecast 49: Supersonic jets from newborn stars | Hubblecast 48: Deep Observations of the Andromeda Galaxy | |
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| Hubblecast 47: Pandora's Cluster | Hubblecast 46: A tour of Centaurus A | Hubblecast 45: Building a treasure trove of observations | |
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| Hubblecast 44: Hubble spies on the Tarantula Nebula | Hubblecast 43: Hubble and Black Holes | Hubblecast 42: Hubble's Greatest Hits | |
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| Hubblecast 41: Hubble's History Told by Hubble's Scientists | Hubblecast 40: Wide Field Camera 3 - Hubble's New Miracle Camera | Hubblecast 39: The Great Observatories Origins Deep Survey (GOODS) | |
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| Hubblecast 38: Hubble in popular culture | Hubblecast 37: Bubbles and baby stars | Hubblecast 36: Gifts from the sky: honouring 20 years of Hubble | |
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| Hubblecast 35: The stuff of legend | Hubblecast 34: Hubble snaps heavyweight of the Leo Triplet | Hubblecast 33: Saturn's stunning double show | |
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| Hubblecast 32: Born in Beauty: Proplyds in the Orion Nebula | Hubblecast 31: Sky merger yields sparkling dividends | Hubblecast 30: Rebirth of an icon | |
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| Hubblecast 29: Mission Accomplished: Healing Hubble | Hubblecast 28: The fifth and final Hubble servicing mission | Hubblecast 27: What has Hubble taught us about the planets? | |
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| Hubblecast 26: Exceptionally deep view of strange galaxy | Hubblecast 25 Special: What's Next? | Hubblecast 24 Special: Beyond Earth | |
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| Hubblecast 23 Special: Seeing the invisible | Hubblecast 22: Hubble directly observes planet orbiting Fomalhaut | Hubblecast 21 Special: From silver to silicon | |
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| Hubblecast 20 Special: Technology to the rescue | Hubblecast 19 Special: Bigger is better | Hubblecast 18: Hubble sees magnetic monster in erupting galaxy | |
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| Hubblecast 17 Special: New views of the skies | Hubblecast 16: Galaxies gone wild! | Hubblecast 15: Black hole found in enigmatic Omega Centauri | |
