Cosmic Queries – Galaxies Galore

Could you grow your own food on the moon? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down with Kevin Espiritu, the gardening YouTuber behind Epic Gardening, to dig into backyard farming, the future of sustainable food, and what it would actually take to fee ... Show More

What would you actually do if an alien showed up and asked to be taken to your leader? Neil deGrasse Tyson, Paul Mecurio, and astrophysicist Charles Liu explore fan questions about physics of near-light-speed travel, Dark Forest Theory from The Three Body Problem, and whether the ... Show More

Are all the galaxies orbiting a superstructure in the middle of the universe? Neil deGrasse Tyson and comic co-host Chuck Nice are reaching into the grab bag to cover questions from absolute zero to the nature of gravity, and much much more. NOTE: StarTalk+ Patrons can listen to ... Show More

Astronomy Cast Ep. 718: Galaxy Series - Dwarf Galaxies by Fraser Cain & Dr. Pamela Gay Streamed live on Apr 30, 2024. It's time to begin a new mini-series, where we'll look at different classes of galaxies. Today, we'll start with the dwarf galaxies, which flock around larger gal ... Show More

Astronomy Cast Ep. 719: Galaxy Series - Spiral Galaxies by Fraser Cain & Dr. Pamela Gay Streamed live on Apr 30, 2024. Our galaxy series continues, on to spiral galaxies. In fact, you're living in one right now, but telescopes show us the various shapes and sizes these galaxies c ... Show More

Are you ready to uncover the mind-bending secrets of our universe? Join us as we reveal the unexpected truth about the formation of habitable planets and the potential for multiple habitable worlds within a single solar system. You won't believe how many habitable planets could e ... Show More

We're entering a new era of astrophysics. The James Webb Space Telescope is helping scientists test existing ideas and models of how the universe was created—on a whole new level. This telescope is sending back images of galaxies forming under a billion years after the Big Bang—w ... Show More

It's easy to forget that long standing scientific theories are in fact, theories and therefore are subject to revision and change as new information comes to light or we develop new ways to understand our Universe. The current accepted theory on the creation of our Universe is, o ... Show More

A century ago, astronomers were locked in a debate about the scope of our universe. Were we it? The answer is no. There are other galaxies beyond the Milky Way, and they are speeding away from us. Answering that question left astronomers with an even bigger puzzle. Why is everyth ... Show More

Daniel and Jorge talk about the mysteries of why galaxies stop making stars.See omnystudio.com/listener for privacy information. 

Daniel and Jorge talk about whether galaxies have to have black holes at their hearts.See omnystudio.com/listener for privacy information. 

Sign up for the Great Courses Plus today and enjoy the first month for free: https://bit.ly/podcast-great-courses-plus Not like we don't have enough things on our mind...but in case you don't, "What If we blew up an asteroid?". Assuming we'd be considering this, it'd be safe t ... Show More