MS-ESS1-3
Analyze and interpret data to determine scale properties of objects in the solar system.
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PlanetsCatching a Comet’s Tail
A closeup visit by a NASA spacecraft helps show how a comet gets its shape.
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SpaceAsteroid lost and found
A long-lost asteroid that came close to Earth in 1937 has been spotted again.
By Emily Sohn -
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 -
PlanetsA planet from the early universe
Astronomers have found the oldest and most distant planet known in the universe.
By Emily Sohn -
PlanetsA planet’s slim-fast plan
A planet orbiting very close to its sun can quickly lose weight.
By Emily Sohn -
SpaceA galaxy far, far, far away
Astronomers have glimpsed some of the most distant galaxies yet found.
By Emily Sohn -
SpaceBlack holes that burp
Some black holes in outer space may actually spit out as much material as they suck in.
By Emily Sohn