Newspaper article Pittsburgh Post-Gazette (Pittsburgh, PA)

Piercing the Void Hubble's Latest Find Is a Distant, Ancient Galaxy

Newspaper article Pittsburgh Post-Gazette (Pittsburgh, PA)

Piercing the Void Hubble's Latest Find Is a Distant, Ancient Galaxy

Article excerpt

Next month, the Hubble Space Telescope will mark its 26th year as the greatest set of eyes Earth has ever trained on the cosmos. Long after the historic observation device exceeded its original expiration date, it continues to delight scientists with stunning photos taken of remote areas of space.

The Hubble's latest achievement is the discovery of an ancient galaxy scientists have dubbed GN-z11. The galaxy is 13.4 billion light-years away and is located near the constellation Ursa Major. It is estimated to have formed 400 million years after the Big Bang, so it is among the oldest galaxies in the universe.

GN-z11 is a massive galaxy that defies human understanding of how galaxies are supposed to have formed so shortly after the Big Bang. It is also the most distant galaxy that any telescope has been able to detect so far, but that distinction will probably end when the James Webb Space Telescope, much more powerful than Hubble, is launched in 2018. …

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