Cosmos
Stars, black holes, and the scale of everything above your head.
COSMOSTwo Dying Stars, Two Butterflies: The Coldest Place Known and One of the Hottest Stars Known
Two nebulae, the same shape, the same cause, and temperatures at opposite ends of what the universe allows. One is a degree above absolute zero. The other is lit by a star hotter than 250,000 degrees.
COSMOSThe Photo Almost Nobody Understands
One last look back. A single frame that still stops people cold, decades later.
COSMOSEvery poster of our solar system is lying to you
Every poster of our solar system is lying to you. Not with bad facts, with an impossible drawing.
COSMOSA Day on Venus Is Longer Than Its Year
Venus spins so slowly, and backwards, that its own day outlasts its entire year.
COSMOSThe Sun You See Is 8 Minutes Old
The sunlight warming your skin right now already left the Sun eight minutes ago.
COSMOSA Teaspoon That Weighs a Billion Tons
A neutron star packs so much mass into so little space that a single teaspoon of it could weigh about as much as every person on Earth combined.
COSMOSThere's a Treasure No One Will Ever Be Able to Steal
Deep inside Neptune, scientists think it rains diamonds. There is no way anyone could ever reach them.
COSMOSOne of the Biggest Stars Ever Found
Nearly ten billion Suns could fit inside this star, and astronomers still argue about exactly how big it is.
COSMOSWhat Happens If You Fall Into a Black Hole?
Cross the edge where even light can't escape, and here is exactly what would happen to you, and to everyone watching from outside.
COSMOSHow Small Are You?
A few thousand stars tonight is nothing. Zoom out, and you'll see how small we really are.