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Missing Spiral Arms

As a result of a new Spitzer Space Telescope study, two of our own Milky Way Galaxy's spiral arms have gone away.

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Building an Earth?

An infant Earth may be forming in a star system over 400 light-years away, according to new results from the Spitzer ...

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Neon Signs in Space

A recent detection of neon gas in planet-forming disks may help us better understand how planets form and whether or ...

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Putting the Brakes on Star Formation

Spitzer learns why one class of galaxy seems to have trouble forming new stars.

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Planets with Four Suns?

New results from the Spitzer Space Telescope hint that other solar systems may be even more exotic than we've ever im...

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A Tale of Two Worlds -- One Hot, One Windy

Astronomers have studied two very intriguing planets beyond our solar system -- one super hot, one super windy. This ...

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Double Sunsets in Distant Skies

Once thought to be the stuff of science fiction, double sunsets may be much more common in the universe than previous...

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Hunting for Molecules on Faraway Planets

A first from the Spitzer Space Telescope. A new finding is a stepping stone to eventually studying signs of life on w...

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Atmospheres on Alien Worlds

Using the Spitzer Space Telescope, astronomers have for the first time discovered what the atmosphere is like on plan...

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Pillars of Destruction

Hubble's "Pillars of Creation" within the Eagle Nebula is one of the most famous astronomical images of all time. But...

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Spitzer Sees the Light

In the beginning there was darkness...but now, Spitzer Scientists say they are seeing the universe's first light.

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Wounded Comet Spills Secrets About Distant Solar Systems

Could Comet Tempel 1 provide the key to understanding solar systems beyond our own? Dr. Carey Lisse talks with Linda ...

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A Galactic Soap Opera

Our story begins in the deep, dark universe, where galaxies, like people, lead fascinating lives, filled with drama. ...

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Cosmic Disk Brakes for Spinning Stars

Can planet-forming disks put the brakes on spinning stars? Dr. Luisa Rebull discusses Spitzer results that may solve ...

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Piercing the Sword of Orion

Astronomers have long scrutinized the vast and layered clouds of the Orion nebula, an industrious star-making factory...

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Last of the Great Observatories

Years before Spitzer was launched into space, the entire mission was cancelled! Dr. George Rieke discusses the incred...

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Unmarked Grave of a Dead Star

Spitzer has found a supernova remnant that no other telescope has seen. Dr. Patrick Morris discusses his team's disco...

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Searching for Solar Systems Like Ours

Are solar systems like our own common in the universe, or is ours an oddball? Dr. Lynne Hillenbrand discusses her wor...

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Spitzer Finds Hints of Planet Birth Around Dead Star

NASA's Spitzer Space Telescope has uncovered new evidence that planets might rise up out of a dead star's ashes. (JP...

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Phoenix Rising from a Supernova's Ashes

A supernova may be the ultimate end of a star's life, but this may not be the story's end. Recent Spitzer results hin...

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Seeing Smoke from a Galactic Fire

Michelle Thaller speaks with Dr. George Helou about a striking new image of Galaxy M82, the discovery of mysterious o...

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