Try 30 days of free premium.

Season 2 - Episode Guide

Episodes

Supermassive Black Holes

Episode: 2x01 | Airdate: Jun 19, 2015 (43 min)

Supermassive Black Holes

Supermassive black holes aren't just spinning at the center of galaxies. They may actually be creating galaxies.

Extreme Stars

Episode: 2x02 | Airdate: Jun 26, 2015 (43 min)

Extreme Stars

More than 20 solar storms a day can occur on the surface of the sun. These energy surges can cause real problems down on Earth.

Hunt for the Big Bang

Episode: 2x03 | Airdate: Jul 3, 2015 (43 min)

Hunt for the Big Bang

Scientists explore the fabric of the cosmos, using revolutionary new telescopes and computers to go back in time to the Big Bang.

Jupiter: The Sun's Secret Twin

Episode: 2x04 | Airdate: Jul 10, 2015 (43 min)

Jupiter: The Sun's Secret Twin

Stunning CGI animation and scientific missions explore the hidden secrets surrounding the origin and destiny of the universe, stripping planets, moons and galaxies layer by layer.

Mystery of the Hidden Universe

Episode: 2x05 | Airdate: Jul 17, 2015 (43 min)

Mystery of the Hidden Universe

Scientists in the UK, Italy and the United States hunt for so-called dark matter and dark energy.

Solar System: Hunt for the Missing Planet

Episode: 2x06 | Airdate: Jul 24, 2015 (43 min)

Solar System: Hunt for the Missing Planet

The solar system and its planets seem like a familiar place. Yet scientists now think they've detected something huge lurking in the far reaches of the system we call home. Could it be that a missing, giant ninth planet orbits our sun in the dark reaches of space?

Try 30 days of free premium.