The YouTube channel Kurzgesagt has teamed up with “Writer, infant,” Tim Urban for a video comparing the size of the largest stars ever detected. This short tour of the increasingly huge stars not only ...

If you want to feel small and get a sense for the awesomely overwhelming scale of the universe and all of its planets and stars and empty space, watch this star size comparison video. It starts with ...

How large is a neutron star? Previous estimates varied from eight to sixteen kilometers. Astrophysicists have now succeeded in determining the size of neutron stars to within 1.5 kilometers by using ...

This illustration shows the average brown dwarf is much smaller than our sun and low mass stars and only slightly larger than the planet Jupiter. Disclaimer: AAAS and EurekAlert! are not responsible ...