Hidden things intrigue, fire the imagination, and move us to uncover them. In "Hidden Universe 3D" you can see what powerful technology has made visible. And you can see it in 3D on a giant screen. A wonderful experience.

Stars are nuclear reactors. If a really big one took the Sun's place, it would swallow up the Sun and everything as far away as Jupiter. Yet others aren't much bigger than Jupiter. Big stars don't live very long and die in a blaze of glory. Smaller ones live for billions of years.

Horses galloping and flying; creatures half human, half horse; dark horses invisible but for their silhouettes against the stars behind them. Find out about the cosmic equines that are features of our skies.

One of the world's leading planetariums, located in one of the world's premier museums in one of the world's great cities. It's the Hayden Planetarium in New York City. The old Hayden Planetarium was razed in 1997, to many people's sorrow. But the new one opened in 2000 and it is stunning.

John Herschel was the son of William Herschel, discoverer of the planet Uranus. But he earned his own reputation as an astronomer, mathematician, chemist, translator, artist, writer, and pioneer of photography. When he died he was laid to rest in Westminster Abbey near Sir Isaac Newton.

Virgo is one of the constellations of the zodiac, and its stars have been linked to agricultural goddesses for thousands of years. This area of sky contains thousands of galaxies, dozens of known extrasolar planets, and is where the first quasar was discovered.

How did space and time begin? How did the Universe evolve? Why is the Universe dark? The "Dark Universe" planetarium show looks at these questions, and how science got some of the answers. It's informative, up-to-date, and tells the story with stunning imagery and Neil deGrasse Tyson's narration.

Has Voyager 1 finally left the Solar System? No, that won't happen for tens of thousands of years. But it has left the bubble that the solar wind makes in space. The spacecraft is in the space between the stars, moving through a plasma made from ancient supernova explosions.

Thieves are stealing something that belongs to you. It's something you inherited from countless generations of your ancestors: a view of the night sky. The unnecessary lighting that hides it also damages wildlife, increases air pollution and can damage your health. What can we do?

The Moon's Hell crater sounds like the last place a space tourist would ever want to visit. But it's named for 18th century astronomer Father Maximilian Hell, director of the Vienna Observatory. He observed the 1769 Venus transit from Norway's far north, surviving the cold by adopting Sami dress.