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Previously aired episodes can be found below and are available for viewing or downloading.
Episode 60 – Climate Edition – Innovations for a Sustainable Future
Wednesday, October 30, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 59 – ¿Podría la luna Europa de Júpiter sustentar la vida?
Thursday, October 3, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
Download the episode here.
Episode 58 – Could Jupiter’s Moon Europa Support Life?
Tuesday, October 1, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
Download the episode here.
Episode 57 – Climate Edition – Extreme Weather
Wednesday, August 21, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
Download the episode here.
Episode 56 – Climate Edition – Rising Heat
Friday, June 28, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
Download the episode here.
Episode 55 – How to Prepare for the April 8 Total Solar Eclipse
Wednesday, March 20, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 54 – Juno Spacecraft Makes Historic Flybys of Jupiter’s Moons
Thursday, March 7, 2024 at 1:00 p.m. ET (10:00 a.m. PT)
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Episode 53 – Our First Commercial Science Delivery to the Moon
Monday, March 4, 2024 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 52 – Ingenuity Mars Helicopter Tribute & Legacy
Wednesday, January 31, 2024 at 1:00 p.m. ET (10:00 a.m. PT)
Download the episode here.
Episode 51 – The Science Behind Your Favorite Planet Being in Retrograde
Thursday, October 16, 2023 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 50 – Ask Your Questions About OSIRIS-REx Asteroid Sample Delivery to Earth
Tuesday, September 26, 2023 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 49 – Psyche’s Journey to a Metal World
Wednesday, August 23, 2023 at 3:30 p.m. ET (12:30 p.m. PT)
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Episode 48 – The Summer of Record Breaking Heat
Monday, August 14, 2023 at 3:30 p.m. ET (12:30 p.m. PT)
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Episode 47 – Webb’s First Year
Wednesday, July 12, 2023 at 4:00 p.m. ET (1:00 p.m. PT)
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Episode 46 – Watch a Total Solar Eclipse in Australia
Wednesday, April 19, 2023 at 10:30 p.m. ET (7:30 p.m. PT)
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Episode 45 – Artemis Returns to Earth with Science
Monday, December 12, 2022 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 44 – Webb’s First Full-Color Images Explained | Never Before Seen View of the Universe
Wednesday, July 13, 2022 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 43 – Watch a Total Lunar Eclipse
Sunday, May 15, 2022 at 11:00 p.m. ET (8:00 p.m. PT)
Download the episode here.
Episode 42 – We Just Opened a 50-Year-Old Moon Sample
Thursday, March 24, 2022 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 41 – What’s Next for the James Webb Space Telescope?
Monday, Jan. 24, 2022 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 40 – We’re Crashing a Spacecraft into an Asteroid…on Purpose!
Tuesday, Nov. 23, 2021 at 4:00 p.m. ET (1:00 p.m. PT)
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Episode 39 – Launching Lucy to the Trojan Asteroids
Friday, Oct. 15, 2021 at 3:30 p.m. ET (12:30 p.m. PT)
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Episode 38 – Landsat: A Legacy of Seeing Earth from Space
Thursday, Sept. 30, 2021 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 37 – Moon to Mars Ice and Prospecting Challenge
Friday, September 24, 2021 at 3:00 p.m. ET (12:00 p.m. PT)
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Episode 36 – National Intern Day
Thursday, July 29, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 35 – International Asteroid Day
Wednesday June 30, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 34 – Engineering Human Tissue
Wednesday June 9, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 33 – We’re Going to Venus – NASA Selects Two New Missions
Thursday, June 3, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 32 – Mars Helicopter and the Future of Extraterrestrial Flight
Tuesday, May 4, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 31 – Connected By Earth
Thursday, April 22, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 30 – Modern-Day Explorers Search for Life Beyond Earth
Wednesday, March 31, 2021 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 29 – We Landed on Mars
Friday, February 19, 2021 at 3:00 p.m. EST (12:00 p.m. PST)
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Episode 28 – Continuing a Legacy of Trailblazers
Wednesday, February 3, 2021 at 3:00 p.m. EST (12:00 p.m. PST)
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Episode 27 – How to See Saturn and Jupiter’s Great Conjunction
Thursday, December 17, 2020 at 3:00 p.m. EST (12:00 p.m. PST)
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Episode 26 – You Too Can Do NASA Science
Wednesday, December 16, 2020 at 3:00 p.m. EST (12:00 p.m. PST)
Download this episode here.
Episode 25 – Lucy in the Sky with Asteroids
Thursday, December 3, 2020 at 3:00 p.m. EST (12:00 p.m. PST)
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Episode 24 – Rising Seas
Tuesday, November 17, 2020 at 12:30 p.m. EST (9:30 a.m. PST)
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Episode 23 – Our First Attempt to Sample Asteroid Bennu
Wednesday, October 21, 2020 at 6:15 p.m. EDT (3:15 p.m. PDT)
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Episode 22 – Celebrating Hispanic Heritage
Wednesday, September 30, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
Download this episode with English subtitles here. Download this episode with Spanish subtitles here.
Episode 21 – Our Next Solar Cycle
Tuesday, Sept. 15, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
Download this episode here.
Episode 20 – Perseverance Mars Rover and the Search for Ancient Life
Wednesday, July 22, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 19 – How to Spot Comet NEOWISE
Wednesday, July 15, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 18 – Science in the Time of Coronavirus
Thursday, June 25, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 17 – Expanding Our View of the Universe
Wednesday, May 20, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 16 – On Ice
Wednesday, May 6, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 15 – Asteroid Close Approach
Monday, April 27, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 14 – Earth Day at Home
Wednesday, April 22, 2020 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 13 – OSIRIS-REx: X Marks the Spot
Thursday, December 12, 2019 at 1:00 p.m. EST (10:00 a.m. PST)
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Episode 12 – New Discoveries from Our Mission to Touch the Sun
Wednesday, December 4, 2019 at 3:00 p.m. EST (12:00 p.m. PST)
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Episode 11 – Black Hole 101
Wednesday, November 20, 2019 at 3:00 p.m. EST (12:00 p.m. PST)
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Episode 10 – Galaxy of Horrors
Thursday, October 31, 2019 at 3:00 p.m. EDT (12:00 p.m. PDT)
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Episode 9 – A Telescope Like a Time Machine
Thursday, October 17, 2019 at 4:30 p.m. EDT (1:30 p.m. PDT)
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Episode 8 – A World of Fires
Thursday, September 12, 2019 at 3 p.m. EDT (12 p.m. PDT)
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Episode 7 – 50 Years of Apollo
Tuesday, July 23, 2019 at 3 p.m. EDT (12 p.m. PDT)
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Special Edition – NASA’s Next Solar System Explorer
Thursday, June 27, 2019 at 4 p.m. EDT (1 p.m. PDT)
Download this episode here.
Special Edition – Next Steps to Science on the Moon
Friday, May 31, 2019 at 1 p.m. EDT (10 a.m. PDT)
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Episode 4 – Storms Across the Solar System
Wednesday, May 22, 2019 at 3 p.m. EDT (12 p.m. PDT)
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Episode 3 – Our Weird Home
Monday, April 22, 2019 at 3 p.m. EDT (12 p.m. PDT)
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Episode 2 – Going Interstellar
Wednesday, March 27, 2019 at 3 p.m. EDT (12 p.m. PDT)
Download this episode here.
Episode 1 – To the Moon, and Beyond
Wednesday, Feb. 27, 2019 at 3 p.m. EST (12 p.m. PST)
Download this episode here.