NASA's James Webb Space Telescope Mission: Live Updates

NASA's James Webb Space Telescope

The agency's successor to the famous Hubble telescope, launched on Dec. 25, 2021 on a mission to study the earliest stars and peer back farther into the universe's past than ever before.

Webb Is Currently At Its

Observing spot, Lagrange point 2 (L2), nearly 1 million miles (1.6 million km). It is the largest and most powerful space telescope ever launched.

In A New Update

NASA revealed that the James Webb Space Telescope is almost fully-cooled.

Webb Observes In Infrared Light

Which we know best as heat. To make sure its observations aren't contaminated by any heat from the scope itself, Webb has to be extremely cold.

The James Webb Space Telescope's

Mid-Infrared Instrument (MIRI) finally reached the super-cold temperature needed to operate as designed.

Because The Instrument Targets

Infrared light, which manifests as heat, the instrument must remain under 7 degrees Kelvin, which is equivalent to minus 447 degrees Fahrenheit

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