Such a device would look back at the early universe to the time when large - scale structures such as galaxies and stars formed
4.
The galaxy ' s central region is called the galactic bulge because the stars form a ball a few thousand light years in diameter that extends above and below the disk of the galaxy
5.
This breath - taking view spans about 13 degrees across the center of the well - known constellation with the great orion nebula , the closest large star forming region , just right of center
6.
When my father went to school , no matter how smart he was or how smart his teachers were , nobody had a clue how old was the universe , how were atoms made , how are stars formed no one knew
7.
Decades of observations have established that stars form within so - called molecular clouds : vast agglomerations of cold gas and dust , each with enough material to form scores of suns
8.
There are two different ideas about the massive star formation . some investigators suggest that high - mass stars form via dynamical collapse of cloud cores , resulting in disk accretion and molecular outflows , similar to their low - mass counterparts ; some peoples suggest that high - mass stars form by the coalescence of low - to intermediate - mass stars
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