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Why 'Hot Jupiter' Exoplanets Aren't Eaten by Their Stars

Huge, scorching-hot alien planets are successful daredevils, coming dangerously close to their parent stars but rarely being consumed, a new study finds. Full story

Strange Object Near Star May Create 'Comet Factory,' Study Suggests

A mysterious object lurking near the young star Oph IRS 48 could, along with observations of dust grains, change our understanding of planet formation, astronomers said. Full story

Dwarf Star Blasts out Stunningly Powerful Flares

A nearby star smaller than Jupiter punches far above its weight, firing off surprisingly intense flares that regularly triple its total brightness, scientists say. Full story

Possible 'Comet of the Century' Blazes Up in New Photos

A comet that could become one of the brightest ever seen when it flys by the sun this November is already remarkably bright and active, a new set of photos shows. Full story

Planets align in rare triangular formation

   Venus, Jupiter and Mercury were all visible in a near-perfect triangle Monday evening after sunset. NBC’s Brian Williams reports.

Celestial show won’t be back until 2015

   The bright triangle of light formed by Venus, Mercury and Jupiter will brighten the sky this weekend. NBC’s Ann Curry reports.

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Astronomers spy possible baby planet in stellar womb

Serious Stargazing: Spot Bright Star Sirius This Week

Faint radio signals reveal failed stars' secrets

Jupiter-moon counter wows stargazers

Venus and Moon Shine Bright in Stargazers' Photos

Video

  Dedicated fan watches KLG and Hoda with her pup

Leslie Crider of Monroe, Georgia, says she can't wait for the school holidays so she can watch the show live. She wins a trip to Jupiter, Fla., to stay at the Jupiter Beach Resort and Spa.

  Holy smokes: Fisherman discovers 400 lbs. of marijuana

A fisherman in South Florida discovers around 400 pounds of marijuana over the weekend, and Willie Geist has the story.

  A snow day on the red planet?

NASA scientists released a graphic depicting what they say is proof of carbon dioxide snowfall on Mars. Meanwhile, a large meteorite was caught slamming into Jupiter’s surface on Tuesday. TODAY’s Natalie Morales reports.

  Flash spotted on surface of Jupiter

A photograph of Jupiter captured a flash on the surface of the massive planet, which is believed to be the impact of a comet or asteroid. NBC’s Brian Williams reports.

  Voyager launched, 1977

Voyager 1 was launched Sept 5, 1977 setting off on its journey to Jupiter, Saturn and interstellar space.  NBC's John Chancellor and Roy Neal report.

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Related Photos

Three bright planets form a triangle in the western evening twilight sky Saturday May 26, 2013. The planets Jupiter, left, Venus, lower right and Mercury are shown over Stedman, N.C. at 9:18 PM EDT. The grouping continues during the coming days with Jupiter appearing to pass very close to Venus Moin

REUTERS PICTURE HIGHLIGHT
REUTERS PICTURE HIGHLIGHT

ATTENTION EDITORS - REUTERS PICTURE HIGHLIGHT TRANSMITTED BY 0600 GMT ON MAY 27, 2013NYK04A triple conjunction of the planets Venus, Jupiter and Mercury is seen in the sky over the Statue of Liberty in New York REUTERS/Gary HershornREUTERS NEWS PICTURES HAS NOW MADE IT EASIER TO FIND THE BEST

People look at a triple conjunction of the planets Venus, Jupiter and Mercury in New York
People look at a triple conjunction of the planets Venus, Jupiter and Mercury in New York

People look at a triple conjunction of the planets Venus , Jupiter and Mercury in the sky, in New York, May 26, 2013. REUTERS/Gary Hershorn (UNITED STATES - Tags: SOCIETY ENVIRONMENT)

A triple conjunction of the planets Venus, Jupiter and Mercury is seen in the sky over the Statue of Liberty in New York
A triple conjunction of the planets Venus, Jupiter and Mercury is seen in the sky over the Statue of Liberty in New York

A triple conjunction of the planets Venus , Jupiter and Mercury is seen in the sky over the Statue of Liberty in New York, May 26, 2013. REUTERS/Gary Hershorn (UNITED STATES - Tags: ENVIRONMENT SOCIETY)