Why Mike loves Hubble's image of the Cone Nebula.

Mike lists the films that inspire and thrill him.

Mike shows the space telescope some tough love in order to make vital repairs.

Mike dishes about Space Food.

Unexplained observations suggest the Moon is alive.

Was the moon a captured planet?

A collapsed star orbiting a pulsar has become a giant diamond.

Planet TrES-2b is so hot that its atmosphere absorbs virtually all the light from its star.

Charon is the strangest of Pluto’s very strange moons.

Flowing liquid nitrogen smoothed the vast plain known as Sputnik Planum.

If Planet 9 exists, it may have been stolen from another star system.

The mysterious planet may glow like a jellyfish.

Historic highlights from the record-setting Saturn probe.

Saturn's rings and moons teach us how planets formed around our sun -- and around other stars.

Greenhouse gasses from volcanoes have helped raise Venus' surface temperature to 900 degrees Fahrenheit.

Storm systems on Saturn form a perfect hexagon on the planet's north pole.

If Planet 9 exists, it may have been stolen from another star system.

Mike shows the space telescope some tough love in order to make vital repairs.

The mysterious planet may glow like a jellyfish.

Flowing liquid nitrogen smoothed the vast plain known as Sputnik Planum.

Charon is the strangest of Pluto’s very strange moons.

A collapsed star orbiting a pulsar has become a giant diamond.

Planet TrES-2b is so hot that its atmosphere absorbs virtually all the light from its star.

Was the moon a captured planet?

Unexplained observations suggest the Moon is alive.

Venus traps heat from the sun. Space probes discover volcanoes on this extremely hot planet.

Professor Showman and Dr. Thaller compare Earth dust storms to Mars dust storms.

Mars is about half the size of Earth, yet has volcanoes that are much larger than the ruptures on our planet. In this web exclusive, explore off-world volcanoes.

Nuclear fusion events create the elements in the universe with each reaction. The second heavy iron is created in a star’s core, it goes super nova and spreads the base elements into the universe.

NASA’s Solar Dynamics Observatory listens to the sun by speeding up 40 days of recording into a few seconds

As scientists studied the Kuiper Belt, they became puzzled by a group of asteroids that deviated from the normal orbital path. The conclusion? There’s something massive out there that is pulling the asteroids out of line.

NASA's space probes find Triton covered in frozen nitrogen ice.