SciShow
Where Are All the Exo-Earths?
Scientists have discovered over 5,000 exoplanets in the last few decades, but where are the Exo-Earths?
SciShow
Do Any Stars NOT Have Planets?
Astronomers have used a few different methods to detect exoplanets, and improved telescopes are increasing the rate of discovery. But is it possible that any stars DON'T have planets, or are they just an expected feature of stellar...
SciShow
How Did the Milky Way Get Its Spiral?
Most galaxies that we know of are spirals, including the Milky Way, but how do they form and keep their shape over billions of years?
SciShow
Could the Firefly Universe Exist?
Firefly takes place in an incredibly complicated star system. But it probably couldn't exist, because physics.
SciShow Kids
Are There Other Planets Like Earth?
Earth is unique in that it's the only planet we know of that can support life. But could there be another planet like ours somewhere far away?
TED Talks
TED: Where are all the aliens? | Stephen Webb
The universe is incredibly old, astoundingly vast and populated by trillions of planets -- so where are all the aliens? Astronomer Stephen Webb has an explanation: we're alone in the universe. In a mind-expanding talk, he spells out the...
SciShow Kids
What Is the Sun Made Of? | Dr. Cecilia Payne-Gaposchkin
Have you ever wondered what the sun is made of? Dr. Cecilia Payne-Gaposhkin wondered that, too, and she used science to figure out the answer! Find out how she did that and more about her amazing life and...
SciShow
The Strongest Magnetic Field in the Universe
Hint: It's not your collection of awesome refrigerator magnets!
SciShow
NASA Needs Astronauts!
Learn about what might be one of the most important exoplanets we've discovered yet, and what you need to apply to become an astronaut!
TED Talks
TED: A stellar history of modern astronomy | Emily Levesque
Astronomers once gazed upon the night sky and counted every star in the galaxy by hand. The process has evolved since then, but the thirst for celestial knowledge remains the same. Join astrophysicist Emily Levesque for an anecdote-rich...
SciShow
Why Physics Can't Totally Explain the Universe's Expansion - SciShow News
Astronomers have gotten pretty good at calculating how fast the universe is expanding, but new measurements don’t line up with the predictions of well-tested laws of physics. Now scientists have a new question to ponder: Why are these...
TED Talks
Phil Plait: The secret to scientific discoveries? Making mistakes
Phil Plait was on a Hubble Space Telescope team of astronomers who thought they may have captured the first direct photo of an exoplanet ever taken. But did the evidence actually support that? Follow along as Plait shows how science...
SciShow
Could Dark Matter Stars Exist?
Most of the universe is made up of dark matter, so could it form into stars and galaxies like regular matter?
SciShow
What's Up With the 'Alien Megastructure?'
The Kepler space telescope found a star that randomly gets really dim, and some people are suggesting the star's being blocked by a huge alien structure. It's probably not aliens, though.
SciShow
The 100-Year Mystery of the Diffuse Interstellar Bands
Diffuse interstellar bands were first discovered in 1919 and since then scientists have found nearly 500 of them. How many do we understand? Only one.
SciShow
Are Aliens Signaling Us?
I'm not saying it's aliens....and it's probably not aliens. Also, an update about the most recent SpaceX explosion!
Crash Course Kids
Space Compilation
Maybe you'd like to just hear about one topic for a while. We understand. Thus, we've created our Compilation Series. In this video, we look at some of our videos about Space. Sabrina talks to us about the Sun, stars, the universe, and...
SciShow
Mind the (Solar System's) Gap
Giant disks around baby stars filled with gas and dust provide the material to make all sorts of planets, and new evidence proves that our solar system’s had a massive gap in it! And the water vapor in Jupiter’s moon, Europa, might not...
Crash Course
Astrophysics and Cosmology: Crash Course Physics
It's time for the end. At least the end of our first series on Physics here at Crash Course. In this episode of Crash Course Physics, Shini sits down to talk about Astrophysics and Cosmology. By using what we've learned this year, we can...
SciShow
The Milky Way May Have a Disk of Black Holes
Computer models are helping scientists on the hunt for small black holes and new data is giving us a better understanding of the universe’s largest explosions.
SciShow
The Future of Space Telescopes: Umbrellas & Glitter!
After Hubble and Webb, what's the future of space telescopes? Two ideas in planning stages right now involve the space-age versions of umbrellas and glitter.
SciShow
The Black Hole at the Center of Our Galaxy: Don't Panic!
SciShow Space explores the supermassive black hole spinning at the center of our galaxy, and how we've all learned to live with it in harmony.
SciShow
Meet Icarus: The Farthest Star We've Ever Seen
We’ve seen a distant star from another galaxy far, far away, and the Milky Way is growing, thanks to baby stars born in the outer edge of our galaxy’s disk.