The Science of Sustainability

Tag: comet

Comets May Have Delivered Life's Early Building Blocks

Comets May Have Delivered Life's Early Building Blocks

The building blocks of life on Earth may have originated in space.

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The Leonids Are Back!

The Leonids Are Back!

The Leonids are back: the annual meteor shower of November that offers us the chance to see a bit of very ancient history disintegrate in a fiery second.

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Phoebe: Quirky, Mystical, Magical Moon

Phoebe: Quirky, Mystical, Magical Moon

Phoebe, a quirky outlying moon of Saturn, was once thought to be a captured comet, but now is believed by some scientists to be something much rarer: a captured planetesimal.

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In Search of the Oldest Stuff: Rocks of Ages

In Search of the Oldest Stuff: Rocks of Ages

What's the oldest stuff you've ever seen, or better still, touched? Have you felt awe from contact with something of great antiquity? How old can stuff be?

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European Comet Blockbuster Currently in Production

European Comet Blockbuster Currently in Production

If the European Space Agency is successful, we'll be enjoying an exciting comet-landing mission blockbuster extravaganza in only 2-3 years!

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"Looking Up" – studying comets with the JUNO mission

"Looking Up" – studying comets with the JUNO mission

Herbert Mehnert a Cline Scholar at the Pisgah Astronomical Research Institute spent his summer researching Comet Photometry and Morphology. Herbert was introduced to PARI by one of his college professors and jumped at the opportunity to work at the former NASA research institute.

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NASA's Cosmic Two-For-One Deal:  A Return to Comet Tempel 1

NASA's Cosmic Two-For-One Deal: A Return to Comet Tempel 1

On February 14, 2011, NASA encountered the comet Tempel 1 using the recycled Stardust spacecraft. For the first time in history, they visited the same comet twice – affording them the opportunity to observe changes in the icy body.

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Comet Hartley 2: Up Close and Personal

Comet Hartley 2: Up Close and Personal

On November 4, 2010, NASA's EPOXI flyby mission captured stunning close-up images of comet Hartley 2, and let web and satellite audiences fly along on an exciting live experience of the encounter.

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Personal Comet

Personal Comet

Nothing seems to capture the pure grandeur and extra-Earthly splendor of outer space like a comet…but at Chabot we like to bring things down to Earth a bit—not to diminish their wonder and awe-inspiring beauty, but rather to give us a chance to connect with pieces of the Universe in a personal way that—we hope—will only enhance their wonder.

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Jupiter "Nuked" By Comet? (again)

Jupiter "Nuked" By Comet? (again)

An Earth-sized hole on Jupiter! What happened?

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Producer's Notes: Asteroid Hunters

Producer's Notes: Asteroid Hunters

On March 3rd, 2009 at 1:40PM GMT, just a mere month after we’d finished the Asteroid Hunters segment, an asteroid of up to 165 feet in diameter snuck up on us, coming within approximately 37,000 miles from a direct impact with Earth.

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Stealth Comet Blows Cover

Stealth Comet Blows Cover

Comet Holmes, photographed on October 24, 2007, shortly after its unexpected outburst. Credit: Conrad JungAt the risk of sounding a news flash that will be past history by the time it hits the web, I can't let the sudden and unexpectedly bold appearance of normally mild-mannered and unassuming Comet Holmes pass without comment. British astronomer, […]

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