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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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Unsettled Youth: A Chaotic Planetary System

During the infancy of our solar system, when our planets had not yet settled down into their orbits, this was a dange...

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Unsettled Youth: A Chaotic Planetary System

During the infancy of our solar system, when our planets had not yet settled down into their orbits, this was a dange...

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Swirling Clumps of Planetary Material

Something appears to be pushing around a large clump of material that is in orbit of this star, and it's moving fast ...

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Trigger Happy Star Formation

From recent discoveries made by two of NASA's Great Observatories comes new insight into how stars are created. Large...

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Baby Stars Found Jumbled In Galactic Center

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Cool Stars Have Different Mix of Life-Forming Chemicals

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Exoplanet with Wild Temperature Swings

Talk about hot flashes! A planet that heats up to extreme temperatures in a matter of hours before quickly cooling ba...

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Dim Dwarfs

The new record-holder for dimmest known star-like object in the universe goes to twin brown dwarfs, each of which shi...

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Twin Asteroid Belts

The star Epsilon Eridani is even stranger than fiction. NASA's Spitzer Space Telescope has shown it has two asteroid ...

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Water Hit with Young Star's Best Shot

Water is being blasted to pieces by a young star's laser-like jets, according to new observations from NASA's Spitzer...

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Spitzer's Fifth Anniversary

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Brightest Star in the Galaxy has New Competition

A contender for the title of brightest star in our Milky Way galaxy has been unearthed in the dusty metropolis of the...

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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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Holes on Mars

Spitzer isn't the only infrared mission. Infrared images from another of NASA's robotic missions help us understand m...

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Diamondoids in Space

Diamonds may be rare on Earth, but surprisingly common in space -- and new research shows that the infrared eyes of N...

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Common Earths

Terrestrial planets might form around many, if not most, of the nearby sun-like stars in our galaxy. These new result...

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Cosmic Suburbia

Young city dwellers on Earth aren't the only ones rushing to suburbia to start families. New observations from NASA's...

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Uncommon Moons

New observations from NASA's Spitzer Space Telescope suggest that moons like Earth's -- that formed out of tremendous...

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Galactic Thief Caught Stealing Gas

A big galaxy, spotted stealing gas from a passing galaxy about half its size, was caught red-handed by the Spitzer Sp...

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Dust in the Wind of Black Holes

The dust that makes everything around us -- and even ourselves -- may have come from black holes.

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