SciShow
The Stardust Mission: Collecting Comet Dust in Space
Around 20 years ago NASA launched a spacecraft to study the comet Wild-2. What it brought back would cause scientists to wonder whether the building blocks of life could have arrived at Earth on a comet.
SciShow
Take a Tour of Jupiter and Saturn
If you could pilot a spaceship into Jupiter and Saturn, would you ever hit anything solid? And what's it like in there? SciShow Space takes you on a tour of the two biggest gas giants in the solar system.
SciShow
The Biggest Volcano in the Solar System
Get to know Olympus Mons on Mars, the biggest volcano in the solar system, and find out why a planet that's smaller than Earth has volcanoes that are bigger than ours!
SciShow Kids
Comets and Asteroids!
Our journey through the solar system continues, as Jessi gives you a close look at comets and asteroids!
Crash Course
The Sun & The Earth: Crash Course Big History
In which John Green, Hank Green, and Emily Graslie teach you about our Sun, and the formation of the planets. We're going to focus on the formation and development of the Earth, because that's where people live. You'll learn about the...
SciShow
Why Are the Inner and Outer Planets Different?
The planets in our solar system have a very specific order. But have you wondered why they have the order they do?
SciShow Kids
Explore the Solar System: The Rocky Planets
Explore the four inner rocky planets, as Jessi and Squeaks take you on a tour of the solar system!
SciShow Kids
Explore the Solar System: The Gas Giants
Explore the four gas giant planets, as Jessi and Squeaks take you on a tour of our solar system!
SciShow
Spotted The First Inside-Out Planetary Nebula - SciShow News
An inside out planetary nebula has given astronomers insight into what might happen in our own solar system someday, and it's that time of year again to search for shooting stars.
SciShow
We Found One of the Oldest Galaxies Ever!
Astronomers found a galaxy older than almost any we’ve ever seen before, and we have a new, faster method to use in our search for habitable planets.
SciShow Kids
Let's Make the Solar System
Tag along with Jessi and Squeaks to learn how to make your very own model of the Solar System!
Curated Video
NASA's Habitable Worlds Observatory Will Search For Life Outside Our Solar System
New ReviewNASA’s Habitable Worlds Observatory "will draw on technologies proven by the agency’s Hubble, Webb and upcoming Roman Space Telescopes," to search for life outside our solar system, according to the Goddard Space Flight Center. Credit:...
The Daily Conversation
NASA Finds Most Earth-Like Planet Yet
New ReviewResearchers have discovered the most similar planet yet to Earth, 1,400 light-years away. Kepler-452b orbits its star in 385 days, just 20 days longer than our own year. Its star is just 4% larger, a billion and a half years older, and...
Curated Video
Is There a Hidden Massive Planet in Our Solar System?
New ReviewSomething heavy seems to be causing Uranus and Neptune to move in a different orbit than what we can currently account for with the celestial objects we know of. Is there a 9th planet? Does planet 9 exist? Is planet X real? What might it...
Curated Video
How the Universe Could Have Formed from Nothing
New ReviewIt turns out that what we think of as “nothing” is NOT nothing. It is something. Space is bubbling with virtual particles that pop in and out of existence. (Quantum Fluctuations). These particles do this in a time scale so short that the...
Curated Video
Could Dark Matter Be Hidden Inside Exoplanets?
New ReviewDark Matter may be detected via Exoplanets. All the matter that is visible to us constitutes only about 18% of the total matter that we think actually exists in the universe. We know this because when all the known mass of a galaxy like...
Curated Video
Does the Universe Have a Purpose? Exploring Human Significance in Cosmology
New ReviewThe Milky way galaxy is composed of up to 400 billion stars, and at least that many planets. Our star, the sun is one of those billions, about a third to halfway out from the galactic center. And we humans are but one of at least 9...
Curated Video
Are We Alone in the Universe? Exploring the Fermi Paradox and Drake Equation
New ReviewDo Aliens exist? Are we alone in the universe? Where is everyone? Fermi Paradox and Drake Equation: Where is everyone? You probably already know that there are more stars in the universe than all the sands on all the beaches of earth. In...
Curated Video
7 Discovered Planet System's Orbits Turned Into Sound
New ReviewThe orbits of a seven-planet system discovered in Kepler Space Telescope data has been sonified. Credit: Bishop’s University / Jason Rowe / NASA Ames Research Center
Curated Video
Saturn's Moon Enceladus: Fresh Ice Indicated In Infrared Views
Cassini spacecraft data has been used to create the infrared views of Saturn's moon Enceladus. "Reddish areas indicate fresh ice," according to NASA's Jet Propulsion Laboratory. Credit: Space.com / imagery: NASA/JPL-Caltech/University of...
Curated Video
How to Calculate Escape Speed: Derivation of Escape Velocity Formula
Explore the concept of escape velocity with Zog, an alien explorer, as he navigates the gravitational challenges of Planet Xyronis. This engaging story teaches about kinetic energy, gravitational potential energy, and the formula for...
Curated Video
NASA Discovers Hydrogen Vents on Saturn
NASA's new discovery is ground-breaking! Find out what Saturn's hydrogen vents means for human life.
Curated Video
What Does an Astrologer Do?
Howcast - Learn what an astrologer does from astrology expert Lawrence Greco in this Howcast video.
Curated Video
How Astrology Can Improve Relationships
Howcast -Learn how astrology can improve relationships in this Howcast video featuring famed astrologer Jenny Lynch.