Explore NOVA Universe Revealed
How Dust Built the Universe
Astronomers are uncovering the role of dust in creating our universe—and in helping us understand it.
How to Find an Exoplanet
Signals From the First Stars Could Show Hints of Dark Matter
When the universe first went from dark to light, 180 million years after the Big Bang, the particles in the cold gas throughout the universe seem to have bumped up against their dark-matter cousins.
NOVA Universe Revealed: Alien Worlds
Visit exotic worlds orbiting distant suns as NOVA tackles the big question: are we alone?
NOVA Universe Revealed: Milky Way
Explore the wonders and mysteries of our galaxy—the giant city of stars we call home.
NOVA Universe Revealed: Age of Stars
Join NOVA on a voyage to discover the life and death cycle of the sun and other stars.
What's the Universe Made Of?
Peer into the universe’s deep unknowns to explore the mysteries of dark matter and energy.
The life of our solar system told in five dramatic stories spanning billions of years.
The Planets: Ice Worlds
Beyond the bizarre, icy worlds of Uranus and Neptune, Pluto dazzles with its mysterious ocean.
The Planets: Saturn
NASA's Cassini reveals the mysteries of Saturn's rings—and new hope for life on one of its moons.
The Planets: Jupiter
Jupiter's massive gravitational force has made it both a wrecking ball and a protector of Earth.
The Planets: Mars
Before it was a dry planet, Mars was a wet world that may have hosted life.
The Fabric of the Cosmos: Universe or Multiverse?
The Fabric of the Cosmos, Hour 4: Is our universe unique, or could it be just one in an endless "multiverse"?
The Fabric of the Cosmos: Quantum Leap
The Fabric of the Cosmos, Hour 3: Take a wild ride into the quantum realm, where even the impossible seems possible.
The Fabric of the Cosmos: The Illusion of Time
The Fabric of the Cosmos, Hour 2: It defines our lives, but what is time really? Have a look into its true nature.
The Fabric of the Cosmos: What Is Space?
The Fabric of the Cosmos, Hour 1: Surprising clues indicate that space is very much something and not nothing.
The Fabric of the Cosmos
Acclaimed physicist Brian Greene reveals a mind-boggling reality beneath the surface of our everyday world.
How a Star Dies in a Supernova
The saying "live fast, die young" applies to stars, astrophysicist Grant Tremblay says.
The Elegant Universe
Eleven dimensions, parallel universes, and a world made out of strings. It's not science fiction, it's string theory.
Ancient Philosophers Help Scientists Decode Brightest Supernova on Record
Writings from a millenium ago are aiding in scientists' ability to decipher the universe.
In a first, astronomers find a potential planet outside the Milky Way
The exoplanet candidate is about the size of Saturn and located in a Whirlpool galaxy system 28 million light-years from Earth.
Search for Exoplanets with the NOVA Exoplanet Lab
You've been selected to be the lead scientist for the NOVA Space Center’s Galactic Resettlement team, with the job of finding suitable exoplanets for displaced aliens desperately seeking new homes. Are you up to the challenge?
Will the Universe's Stars Someday Disappear?
The age of stars is not as enduring as it might seem.
The Elegant Universe: Pt 1
Einstein's Dream: Combining the laws of the universe in one theory that explains it all is the Holy Grail of physics.
The Elegant Universe: Pt 2
String's the Thing: Do miniscule vibrating strands of energy hold the key to a unified theory of physics?
The Elegant Universe: Pt 3
Welcome to the 11th Dimension: Will experimental particle physics confirm the wild predictions of string theory?
Astronomers watch a star explode in real time
An international research team used Hubble, TESS, and other instruments to witness the “Rosetta Stone” of supernovas. Its findings could help astronomers predict when other stars in the universe are about to explode.
Yes, There's Really a Frozen Exoplanet named Hoth
No one predicted that planets like this were even possible.
Gaze at Galaxies with NASA's Hubble Space Telescope
The Hubble Space Telescope has revolutionized our understanding of the universe.
The Milky Way and Andromeda Galaxies will Someday Collide
The Milky Way as we know it today is not eternal.
10 spectacular Hubble Space Telescope images
With the upcoming launch of the James Webb Space Telescope, the Hubble era is gradually drawing to a close. Here are some highlights from the countless wonders Hubble has shown us during its 31 years in space.
The Planets: Inner Worlds
The rocky planets have similar origins, but only one supports life. Was it always this way?