SciShow
What We Know, And Still Don’t Know, About the Dark Side of the Moon | Compilation
More than a classic rock album that'll change your life, this classic space rock has a dark side that has mystified scientists for centuries.
SciShow
Where Did Mercury’s Spots Come From?
The Sun isn’t the only celestial body in the solar system to boast spots of its own. Mercury, too, has its fair share, and they’re worth wondering about.
SciShow
The Only Moons That Trade Places
Saturn's moons Janus and Epimetheus were once thought to be the same moon. It turns out they're dance partners.
SciShow
Why Are Craters Always Round?
If you take a look at all the impact craters in our solar system, the vast majority are nice, neat circles. But why? Meteorites and asteroids strike planets and moons at all sorts of angles. Where are all the elliptical craters?
SciShow Kids
Create Your Own Asteroid Impact!
A meteor shower happens when rocks from space burn up in the atmosphere and make a beautiful light show! Lately, though, Squeaks has been wondering what would happen if one of those space rocks made it through the atmosphere to the...
Crash Course
Mercury
Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface.
SciShow
Mars Express: Triumph From Disaster
Mars Express, one of the longest-running planetary probes ever made, was only intended to last for about two Earth years, but it's still going at 17! And it's taught us an unbelievable amount, including everything from studying its...
SciShow
Mercury Is So Hot, It’s Making Ice
Scientists first saw patches of ice on Mercury 20 years ago, and that discovery raised a lot of questions: How could ice survive on one of the solar system’s hottest planets, and how did it get there in the first place?
SciShow
The Biggest Moon Discoveries of the Last Decade
NASA’s Lunar Reconnaissance Orbiter has been teaching us about the moon for a decade now, and it's still going! What we’re learning from it will make space exploration and future moon missions much easier for future astronauts.
SciShow
Mars's Surface Is Messed Up | The Martian Dichotomy
Most rocky planets have pretty consistent surface features, with a fairly even mix of mountains and basins in each hemisphere. This is NOT the case on Mars! What do scientists know about this mystery?
SciShow
What the Crater that Impacted the Dinosaurs Taught Us About Mars
We've been trying to understand Mars for years, but some scientists think that ancient craters on earth might hold some answers to our red neighbor's history.
SciShow
The History Hidden in Martian Dunes
The Red Planet was once more like Earth, with a thicker atmosphere and liquid water. Now, scientists are looking for clues to its past in the planet’s ancient fossil dunes, barchan dunes, and ghost dunes.
SciShow
What Happened to the Juno Spacecraft?
NASA’s Juno spacecraft is a trooper as it continues its 2-year-long mission.
SciShow
The Only Non-Human Mammal that Farms
This week, we discovered that some gophers are not the pests they’re made out to be, perhaps even sharing some of the farming behaviors of humans. And a martian rock a million years in the making finally has its origin story.
SciShow
How Moon Rocks Revolutionized Astronomy
Getting our hands on a few moon rocks radically changed our understanding of the solar system!
SciShow
Solving the Mysteries of Saturn
This week on SciShow Space News, Cassini visited Saturn's moon Dione for the last time, and two little shepherd moons may have helped form some of Saturn's rings.
SciShow
What We've Learned from the Pluto Flyby!
New Horizons is teaching us all about Pluto! And it's definitely not what we were expecting.
SciShow Kids
Why Does the Moon Change?
Have you ever wondered why, some nights, the moon looks like a big, bright circle, and some nights it looks like a little sliver? Join Jessi and Squeaks to learn about how the moon's orbit changes the way we see it here on Earth!
Crash Course
The Moon
Join Phil for a tour of our capital-M Moon, from surface features, inside to the core, and back in time to theories about its formation.
SciShow
We May Have Found Mars's Ancient, Underground Lakes - SciShow News
Researchers think a planet-wide groundwater system may have once existed on Mars, and SpaceX launched the very first commercial crew capsule which docked on the International Space Station!
SciShow Kids
Where Did the Moon Come From?
Do you love to look at a big, beautiful full moon in the night sky? So do Jessi and Squeaks! But how did the moon get up there? And what is it made of?
Curated Video
Is Permafrost the Climate Tipping Point of No Return?
Arctic air is warming, causing scientists to worry that melting arctic ice and snow could also lead to a sudden permafrost thaw and release of carbon dioxide (CO2) and methane (CH4) that forms a climate tipping point or feedback loop....
Curated Video
Mercury
Where does Mercury fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Mercury is the smallest planet in our Solar System. Mercury is the closest planet to the Sun. Mercury has the...