Crash Course
Uranus & Neptune
Today we’re rounding out our planetary tour with ice giants Uranus and Neptune. Both have small rocky cores, thick mantles of ammonia, water, and methane, and atmospheres that make them look greenish and blue. Uranus has a truly weird...
TED Talks
Carolyn Porco: This is Saturn
Planetary scientist Carolyn Porco shows images from the Cassini voyage to Saturn, focusing on its largest moon, Titan, and on frozen Enceladus, which seems to shoot jets of ice.
SciShow
3 Planets That Shouldn't Exist
We explore several exoplanets whose features make us think they shouldn't even have been able to form in the first place!
SciShow
The Surprising Secrets of Destroyed Exoplanets - SciShow News
Scientists are learning new things by looking at the remains of exoplanets, NASA has unveiled a new spacesuit design, and engineers fixed a problem from one hundred million kilometers away.
SciShow
InSight Landed on Mars! What's Next? - SciShow News
InSight has safely landed on Mars, and astronomers have some improved theories about the TRAPPIST-1 system.
TED Talks
TED: SpaceX's supersized Starship rocket -- and the future of galactic exploration | Jennifer Heldmann
SpaceX's Starship launch vehicle has the potential to explore the solar system in a bold, new -- and supersized -- way. Planetary scientist Jennifer Heldmann talks about how reusable, large-scale spacecraft like Starship could help...
SciShow
The Ingredients for Life in Space
Hank explains the latest developments in space research and the search for life, including the discovery that amino acids may be more common than we thought throughout the solar system, and the latest findings from the Mars Curiosity rover.
SciShow
3 Ways We Know What the Ancient Solar System Was Like
The New Horizons spacecraft has given us lots of clues about the early days of our solar system, but we don't always have to travel billions of kilometers to peer into our past.
TED Talks
Jeremy Kasdin: The flower-shaped starshade that might help us detect Earth-like planets
Astronomers believe that every star in the galaxy has a planet, one fifth of which might harbor life. Only we haven't seen any of them -- yet. Jeremy Kasdin and his team are looking to change that with the design and engineering of an...
TED Talks
TED: The most mysterious star in the universe | Tabetha Boyajian
Something massive, with roughly 1,000 times the area of earth, is blocking the light coming from a distant star known as KIC 8462852, and nobody is quite sure what it is. As astronomer Tabetha Boyajian investigated this perplexing...
SciShow
On This Planet, the Floor Is Actually Lava | SciShow News
We have new insights into the bizarre nature of lava planets, and the icy moon Europa may yet reveal some of her salty secrets.
TED Talks
Juna Kollmeier: The most detailed map of galaxies, black holes and stars ever made
Humans have been studying the stars for thousands of years, but astrophysicist Juna Kollmeier is on a special mission: creating the most detailed 3-D maps of the universe ever made. Journey across the cosmos as she shares her team's work...
SciShow
China's Almost Ready to Build Their Space Station
The International Space Station might be getting a new neighbor because China has big plans for their future in space!!
SciShow
What Knocked Over Uranus And Two Other Mysteries?
The most common type of exoplanets might be worlds like our ice giant, Uranus. Understanding it could be key to the history of planets all over the galaxy.
MinutePhysics
The Brown Dwarf Debate
Thanks to NASA's James Webb Space Telescope (JWST) project and the Space Telescope Science Institute for supporting this video. This video is about the line between Brown dwarfs and gas giant planets (aka super Jupiter's): does it exist?...
SciShow
25 Years of Hubble, and MESSENGER's Grand Finale
SciShow Space News explains two of the Hubble Space Telescope's most important discoveries, and why the MESSENGER probe is about to crash into Mercury.
Curated Video
Venus
Venus is a gorgeous naked-eye planet, hanging like a diamond in the twilight -- but it’s beauty is best looked at from afar. Even though Mercury is closer to the sun, Venus is the hottest planet in the solar system, due to a runaway...
TED Talks
David Christian: The history of our world in 18 minutes
Backed by stunning illustrations, David Christian narrates a complete history of the universe, from the Big Bang to the Internet, in a riveting 18 minutes. This is "Big History": an enlightening, wide-angle look at complexity, life and...
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
Why These Two Planets SHOULD Be the Same
You'd think that two planets with similar stats, orbits, and parent stars would grow up to be pretty similar, but these twins have atmospheres that beg to differ.
SciShow
Great Minds: Tycho Brahe, the Astronomer With a Pet Elk
In the late 16th century, Tycho Brahe built an observatory on an island and collecting some of the most accurate data ever. He also lost his nose in a duel with a classmate -- over who was the better mathematician.
SciShow
The Fiery, Pitch-Black Egg-Planet
Last week, the Cassini probe dove into Saturn, never to be heard from again, but thankfully, Cassini wasn't the only probe out there. And we've also found an exoplanet that might be even darker and stranger than we thought.
SciShow
Tatooine Discovered?
Hank tells us about NASAs discovery of the 1st planet ever discovered to be orbiting a binary star.