HS-ESS1-4
Use mathematical or computational representations to predict the motion of orbiting objects in the solar system.
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PlanetsDistant planet may boast the longest year
On a planet far, far away, a single pass around its sun may seem to last forever.
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PlanetsHeavenly research
Groundbreaking research in astronomy landed four high school seniors spots as finalists in the 2014 Intel Science Talent Search.
By Sid Perkins -
PlanetsSurprising rings circle comet-asteroid hybrid
It’s too small to be a planet. Yet this planet wannabe still resembles Saturn-like giants. It’s the smallest solar system inhabitant to, like them, host rings of orbiting ice.
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SpaceGalaxy drags trail of newborn stars
Distant galaxy plows through cluster of others, with baby stars in tow
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SpaceStar cluster rockets through space
It’s the first time astronomers have ever detected a cluster of stars moving collectively at such speed.
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PlanetsDouble sunsets on a distant world
Astronomers discover for the first time a planet circling two stars.
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PlanetsThe growing planetary family
At least 1,200 added to list of possible planets beyond the solar system.
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SpaceA dusty birthplace
Evidence of separate bands of dust suggests the presence of a planet orbiting a young star.
By Emily Sohn -
SpaceBurst busters
A powerful type of explosion in outer space is much more common, but not always as powerful, as astronomers had thought.
By Emily Sohn -
PlanetsCatching a Comet’s Tail
A closeup visit by a NASA spacecraft helps show how a comet gets its shape.
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SpaceBig galaxy swallows little galaxy
Astronomers find a convincing case of a large galaxy caught in the act of eating a smaller one.
By Emily Sohn