What characteristic of infrared light is crucial for observing the earliest stages of star formation?

Answer

Infrared light penetrates the dust envelopes that visible light cannot pass through

The thick envelopes of dust and gas surrounding a protostar obscure observations in visible light. Infrared-sensitive instruments are essential because infrared light can penetrate these dusty environments.

What characteristic of infrared light is crucial for observing the earliest stages of star formation?

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