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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

ScienceOne small ahaSpace object

This small icy body develops a coma and sometimes a tail as it approaches the Sun.

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ScienceOne small aha
Your new ahaComet

A comet develops a coma when solar heating releases gas and dust. Source: Comet ↗

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More from Solar System & Beyond

A few more worth knowing.

  1. 19This small rocky or metallic body travels through space, before any atmospheric entry.RECALL
    Meteoroid

    A meteor is the visible streak

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  2. 20This streak of light appears when a space rock enters an atmosphere.RECALL
    Meteor

    It is often called a shooting star

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  3. 21This name identifies a space rock that survives atmospheric entry and reaches the ground.RECALL
    Meteorite

    It survives passage through the atmosphere

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