Browsing: Spitzer

An array formed by the greatest space telescopes in the world  first discover, then photograph this ancient galaxy from the Universe’s dawn – the brightest such galaxy ever discovered by astronomers at such a distance. How far away you ask? Around 12,9 billion light years away, considering the Universe is estimated at 13.7 billion years […]

The nebula you are looking at is known as the North American nebula, and the pictures were taken with the Spitzer telescope, using an infrared vision; researchers still have some unanswered questions about the group of massive stars thought to be dominating the nebula. The lower left of this first image shows the “baby” stars […]