Presumably journalism or science...
I don't get it. What's your question supposed to be???
because they're different ways
Answer:
A sensitive infra-red telescope
Explanation:
Infrared light is highly advantageous for astronomers as it helps in discovering and studying the astronomical objects that are observed in the night sky.
This infrared light is commonly used in the telescopes to study the distant stars, and by analyzing them, they are classified as different types like L or M types. These telescopes, by using the infrared light, it is able to detect the presence of stars and other astronomical bodies, and this type of telescopes helps in determining the temperature of the distant objects such as the stars, planets, and other objects.
Earth is at perihelion when it is closest to the Sun, sometime after the Dcember Solstice.