Main Sequence Stars | Universe Today

Main Sequence Stars

This Star Has Reached the End of its Life

About 10,000 light years away, in the constellation Centaurus, is a planetary nebula called NGC 5307. A planetary nebula is…

7 months ago

The Sun

The Sun has always been the center of the Universe for humanity. However, the nature, composition and lifespan of the…

5 years ago

Massive Stars Start Life Big… Really BIG!

[/caption] It might be hard to believe, but massive stars are larger in their infant stage than they are when…

8 years ago