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Science Mission Directorate | Science

Science Mission Directorate | Science

What is a Planet? - NASA Science

Science Mission Directorate | Science
Summary
Nutrition label

69% Informative

The number of "planets" in our solar system has fluctuated, sometimes numbering as high as 15 , before it was determined that some were actually asteroids.

Eris was discovered and hailed as a possible 10th planet in 2005 .

The astronomical community is currently undergoing a discussion debating the issue of how to classify, or define, a planet.

VR Score

76

Informative language

80

Neutral language

23

Article tone

informal

Language

English

Language complexity

54

Offensive language

not offensive

Hate speech

not hateful

Attention-grabbing headline

not detected

Known propaganda techniques

not detected

Time-value

long-living

External references

no external sources

Source diversity

no sources

Affiliate links

no affiliate links