red giant

What Are Multiple Star Systems?

Not all stars are alone. Some come in pairs and more. And when there are multiple stars in a system,…

8 years ago

What is a Nova?

We’ve talked about supernovae plenty of times, but what about just regular, plain old novae? What are they, and how…

8 years ago

What if Earth Stopped Orbiting the Sun?

What if the Earth just stopped dead in its tracks while orbiting the Sun? It would plummet straight down of…

8 years ago

What is the Biggest Star in the Universe?

If our Universe could be likened to a playground, our Sun would be one of the little kids playing in…

8 years ago

What is the Life Cycle Of The Sun?

Like all stars, our Sun has a life-cycle that began with its birth (4.57 billion years ago) and will end…

9 years ago

Why Do Red Giants Expand?

We know that the Sun will last another 5 billion years and then expand us a red giant. What will…

9 years ago

How Do You Jumpstart A Dead Star?

It's a staple of science fiction, restarting our dying star with some kind of atomic superbomb. Why is our Sun…

10 years ago

What Is The Future Of Our Sun?

Who knows what the future holds for our Sun? Dr. Mark Morris, a professor of astronomy at UCLA sure knows.…

10 years ago

Will The Sun Explode?

All stars die, some more violently than others. Once our own Sun has consumed all the hydrogen fuel in its…

10 years ago

The Last Outbursts of a Dying Star

As stars approach the inevitable ends of their lives they run out of stellar fuel and begin to lose a…

12 years ago