Comets have tails of gas and dust.

Meaning: This sentence describes comets as icy objects with long, thin tails made of gas and dust.

Choice of Words: Comets are icy objects that orbit the sun. Have indicates possession or ownership. Tails are long, thin parts that extend from something. Of indicates a relationship between two things. Gas is a substance that has no definite shape or volume. Dust is fine, dry particles of matter.

Alternative Expressions

Related Expressions

• Comets had tails of light and gas.
• Comets have long, glowing tails.
• Comets have long, flowing tails.
• Comets have long, bright tails.
• Comets have tails.
• Galaxies swirled in the depths of space, vast collections of stars, dust, and gas.
• A nebula is a vast cloud of gas and dust.
• Nebulae are clouds of gas and dust.
• Stars are born in vast clouds of gas and dust called nebulae.
• Comets streak across the sky with tails.