If we can see a quasar that is 8 billion light-years away, it must still exist.

Name: If we can see a quasar that is 8 billion light-years away, it must still exist.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Quasars are extremely distant and luminous objects, and we see them as they were billions of years ago due to the finite speed of light. The quasar we observe 8 billion light-years away is being seen as it was 8 billion years ago. There is no guarantee it still exists in its quasar form in the present day.

If We Can See a Quasar That Is 8 Billion