Join Janna Levin, Professor of astronomy at Columbia University, as she talks about eclipses, binary star systems, super novae, lunar orbits, cosmic relationships, explosions in star systems, supernovas, and pulsars with comedian Matt Kirshen and Joe Patterson. Dive into the wonders of the universe, the contributions of amateur astronomers, and the use of eclipses for studying stars with planets.
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Quick takeaways
Supernovae with consistent brightness aid distance measurements, unveiling the velocity-distance relationship based on Hubble's expansion law.
Black Widow pulsars in binary systems demonstrate a unique cosmic relationship where pulsar beams interact with companions, heating them like lighthouses.
Eclipse structures from planet transits help detect exoplanets by revealing subtle light reductions, enhancing our knowledge of planetary systems.
Deep dives
Supernovae Provide Insight into Universe Expansion
Supernovae with consistent intrinsic brightness allow precise distance measurements, aiding in understanding the velocity-distance relationship based on Hubble's law of expansion. Studying these events reveals key insights into the expanding universe.
Black Widow Pulsars in Binary Systems
Black Widow pulsars are neutron stars emitting beams akin to lighthouses. When in a tight binary system, the pulsar beam bombards its companion, heating it and exemplifying an intriguing cosmic relationship.
Exoplanet Detection Using Eclipse Phenomenon
Eclipse structure laid by planets transiting stars is a potent technique to identify exoplanets. Observing subtle light reductions during these transits reveals planet presence and assists in characterizing planetary systems.
StarTalk All Stars Discuss Cosmic Inquiries
The engaging StarTalk All Stars podcast delves into cosmic queries, including how eclipses in binary star systems and exoplanet detection techniques contribute to our understanding of the universe.
Historic Supernovae Events and Discovery
Landmark supernovae occurrences like the Crab Nebula of 1054, documented by ancient civilizations, provide a window into the cosmic past. Modern astronomy leverages historical records to uncover cosmic events and their lasting impacts.
What can we learn from eclipses? Janna Levin joined by comedian Matt Kirshen and professor of astronomy and astrophysics at Columbia University, Joe Patterson, discuss the 2017 eclipse, binary star systems, super novae and more. What is an eclipse on Jupiter like?