News tagged with stars

Where do stars form in merging galaxies?

Collisions between galaxies, and even less dramatic gravitational encounters between them, are recognized as triggering star formation. Observations of luminous galaxies, powered by starbursts, are consistent ...

dateMar 02, 2015 in Astronomy
shares50 comments 1

The coolest stars

One way that stars are categorized is by temperature. Since the temperature of a star can determine its visual color, this category scheme is known as spectral type. The main categories of spectral type are ...

dateSep 29, 2014 in Astronomy
shares0 comments 1

A grand extravaganza of new stars

This dramatic landscape in the southern constellation of Ara (The Altar) is a treasure trove of celestial objects. Star clusters, emission nebulae and active star-forming regions are just some of the riches ...

dateMar 11, 2015 in Astronomy
shares1529 comments 0