Rephonic
Artwork for Small Steps, Giant Leaps
NASA
Open Science
PACE Mission
Transform To Open Science Initiative
Ingenuity Mars Helicopter
International Space Station
In-Space Manufacturing
Inclusivity In Science
Climate Change Research
Climate Change
Orbital Debris
Sustainability
Artemis Missions
Artemis I
Apollo Missions
Johnson Space Center
Mars Exploration
Orion Project
Aerospace
Project Management

NASA’s technical workforce put boots on the Moon, tire tracks on Mars, and the first reusable spacecraft in orbit around the Earth. Learn what’s next as they build missions that redefine the future with amazing discoveries and remarkable innovations.

PublishesTwice monthlyEpisodes160Founded7 years ago
Number of ListenersCategory
Science

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Artwork for Small Steps, Giant Leaps

Latest Episodes

On September 17, 2025, NASA announced that the number of exoplanets, planets outside our solar system, tracked by NASA has reached 6,000. In the three decades since the groundbreaking detection of exoplanet 51 Pegasi b, the first confirmed planet orb... more

A steel vacuum chamber 50 stories deep at NASA’s Glenn Research Center lets researchers simulate near-weightlessness by letting test hardware freefall for 5.18 seconds.

From black holes to star clusters, scientists are turning space data into sound with a process called sonification. Dr. Kimberly Arcand, visual scientist with the Harvard-Smithsonian Center for Astrophysics, joins us to explore how data sonification ... more

StarBurst, a satellite the size of a washing machine, aims to detect the initial blast of gamma-rays, the most powerful bursts of energy in the universe. These huge explosions can occur when dense neutron stars collide, forging metals like gold and p... more

Key Facts

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Find out how many people listen to this podcast per episode and each month.

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Recent Guests

Dr. Eric Bamajek
Deputy Program Chief Scientist of the Exoplanet Exploration Program at NASA's Jet Propulsion Laboratory in California.
NASA
Episode: 6,000 Exoplanets and Counting
Vittorio Valletta
Lead mechanical test engineer at NASA's Zero Gravity Research Facility
NASA
Episode: NASA's Zero Gravity Research Facility
Dr. Kimberly Arcand
Visualization scientist with the Center for Astrophysics
NASA
Episode: Turning Space Data Into Sound
Dr. Steven Ellert
Expert on X-ray astronomy and a key figure in the IXPE project.
Episode: A New Era of X-ray Astronomy with IXPE
Mary Skow
Agency Risk Management Officer at NASA
NASA
Episode: Risk Management at NASA
Dr. Jim Fanson
SPHEREx project manager at NASA's Jet Propulsion Laboratory in California
NASA
Episode: The Universe in Living Color with SPHEREx
Dr. Jared Leisner
Program Executive for EZIE
NASA
Episode: Episode 152: EZIE Does It
Karen Cate
Project manager at NASA's Ames Research Center focused on urban air mobility
NASA
Episode: Episode 150: Urban Air Taxis
Paula Cain
Thermal blanket technician with a background in fashion design.
NASA
Episode: Episode 149: Spacecraft Thermal Blankets

Host

Andres Almeida
Host of Small Steps, Giant Leaps, providing insights into NASA's projects and the people behind them.

Reviews

4.6 out of 5 stars from 132 ratings
  • Great podcast!

    The episodes are timely and thorough but bite-sized and perfect for a quick lunchtime listen. Great series!

    Apple Podcasts
    5
    jenhick
    United States2 years ago
  • V good.

    Very good…and no mindless background Muzak!

    Apple Podcasts
    5
    *@%",+&
    United Kingdom2 years ago
  • Not so bad.

    Not so bad.

    Just a O-KAY.

    Apple Podcasts
    2
    Globalstandard Space
    United States3 years ago
  • Production Quality

    Marginal.

    Apple Podcasts
    3
    Mozartoperaman
    United States5 years ago
  • Very interesting podcast!

    I’d recommend this podcast to anyone of all ages!

    Apple Podcasts
    5
    canadian space lover
    Canada5 years ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Short episodes with the nasa people doing the work!
The first two episodes are like looking through a key hole. I'm so excited about hearing more!
Very good...and no mindless background Muzak!
The brilliant minds of NASA are the best!
NASA is a criminal organization.
As someone who loves science and engineering, I am so excited to learn all of the tidbits of NASA!
The episodes are timely and thorough but bite-sized and perfect for a quick lunchtime listen. Great series!

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Apple Podcasts
#50
Hong Kong/Science
Apple Podcasts
#70
India/Science
Apple Podcasts
#141
Mexico/Science
Apple Podcasts
#147
Israel/Science
Apple Podcasts
#159
Denmark/Science
Apple Podcasts
#160
Singapore/Science

Talking Points

Recent interactions between the hosts and their guests.

6,000 Exoplanets and Counting
Q: What characteristics do researchers look for for habitability?
Researchers assess how far a planet is from its star, its mass, and whether it can retain an atmosphere to determine potential for habitability.
6,000 Exoplanets and Counting
Q: What methods were first used to discover the first exoplanets and what's advanced since then?
Initially, pulsar timing and radial velocity were used. Since then, the transit method gained prominence, allowing for the detection of thousands of exoplanets.
6,000 Exoplanets and Counting
Q: How has our perspective of the universe changed since 51 Pegasibe in 1995?
Our understanding has evolved considerably; we now know planets are common, with perhaps trillions in our galaxy and many Earth-like planets existing in suitable zones for potential life.
NASA's Zero Gravity Research Facility
Q: What do you consider to be your Giant Leap?
Vittorio describes his career leap to lead mechanical engineer position, overtaken soon after the birth of his child, and the challenges it presented.
NASA's Zero Gravity Research Facility
Q: What capabilities does the research facility have?
The facility can simulate microgravity by dropping test hardware in a vacuum, allowing for unique combustion and fluid physics experiments.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

Listeners per Episode
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Frequently Asked Questions About Small Steps, Giant Leaps

What is Small Steps, Giant Leaps about and what kind of topics does it cover?

The episodes focus on the latest advancements and missions from NASA, showcasing the expertise of its technical workforce and their innovative contributions to space exploration. Key topics include space research facilities, the intricacies of designing and launching space missions, advancements in technologies like drones in emergency response, and the role of visualization and sonification in making complex scientific data accessible. The conversations often feature insights from NASA engineers and scientists who discuss their various projects, challenges, and future goals, highlighting unique stories and achievements in a field that continues to push the boundaries of what humanity can achieve beyond our planet.

With a blend of technica... more

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Which podcasts are similar to Small Steps, Giant Leaps?

These podcasts share a similar audience with Small Steps, Giant Leaps:

1. Houston We Have a Podcast
2. NASA's Curious Universe
3. Planetary Radio: Space Exploration, Astronomy and Science
4. Universe Today Podcast
5. Ask a Spaceman!

How many episodes of Small Steps, Giant Leaps are there?

Small Steps, Giant Leaps launched 7 years ago and published 160 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on Small Steps, Giant Leaps?

Recent guests on Small Steps, Giant Leaps include:

1. Dr. Eric Bamajek
2. Vittorio Valletta
3. Dr. Kimberly Arcand
4. Dr. Steven Ellert
5. Mary Skow
6. Dr. Jim Fanson
7. Dr. Jared Leisner
8. Karen Cate

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