Astronaut Mike Massimino
Mike explains how you can join the astronaut club.
Which Planet Would Mike Massimino Like to Explore?
Mike talks about tourism - in space.
Are Space Tourists Astronauts?
The NASA probe endures intense radiation to learn Jupiter's secrets
Juno Explores Jupiter’s Dazzling Auroras
Lightning on Jupiter extracts carbon from methane, turning it into diamonds
Jupiter’s Rain of Diamonds
Mike reveals the moment he thought, “Maybe this wasn’t such a good idea."
Astronaut Mike Massimino's Scariest Moment
Mike talks about the importance of teamwork.
What Does It Take to be a NASA Astronaut?
Mike talks about his favorite memory from orbit.
Astronaut Mike Massimino's Best Space Moment
When astronauts explore Mars, they'll need a way around communication delays of up to 22 minutes.
Texting on Mars
What formed Orcus Patera? An asteroid, a volcano, or possibly Mars' third moon?
Mars' Most Mysterious Crater
Earth and Venus endured massive impacts in the distant past.
Demolition Derby in the Early Solar System
Storm systems on Saturn form a perfect hexagon on the planet's north pole.
Saturn's Amazing Hexagon
Saturn's rings and moons teach us how planets formed around our sun -- and around other stars.
Saturn is a Snapshot of an Early Solar System
Greenhouse gasses from volcanoes have helped raise Venus' surface temperature to 900 degrees Fahrenheit.
How Venus Became a Hellish Planet
Historic highlights from the record-setting Saturn probe.
8 Extraordinary Cassini Moments
If Planet 9 exists, it may have been stolen from another star system.
A Case of Planetary Theft?
The mysterious planet may glow like a jellyfish.
Planet 9 Could Have a Transparent Atmosphere