Scale Solar System Orbits—And Satellites!
Use planetary orbits and scale ratios to plan flight paths to other planets.
7:33
Kepler Ends Its Search For Planets Like Earth
After nine years, the Kepler space telescope will soon be shut down permanently
7:49
There Are Microplastics In Our Poop. Is It Bad For Us?
The invisible plastic particles in our poop. Plus organic food and health, changing hurricane patterns, and the waters of Mars.
7:37
An Aborted Launch Brings Space Station Questions
On Thursday, two astronauts en route to the International Space Station had to abort their launch, making a ‘ballistic descent’ back to Earth.
10:10
That’s No Space Station, It’s A Moon (Maybe)
Researchers may have spotted signs of a moon orbiting a planet some 8,000 light years away.
10:59
Capturing A Rare Kind Of Cloud
Noctilucent clouds weren’t spotted until 1885. Now, NASA’s PMC Turbo mission has captured their image.
The Joy Of Cooking Asteroids
How making simulated asteroid dirt paves the way for a future of space mining.
Dark Skies
Darkness can be scary for humans. But illuminating our cities comes with a cost.
6:42
Change The Laws Of Physics? Probably Not
The observation of a seemingly faster-than-light emission from two merging neutron stars likely has a conventional explanation.
25:28
A Deep Ocean Dive Is Training NASA For Space
NASA is exploring a deep-sea volcano off the coast of Hawaii as a test run for human and robotic missions to Mars and beyond.