Saturday, February 11, 2012

What would happen if the Sun suddenly became a black hole without changing its mass?

May 15, 2011 by sunli  
Filed under Sun

What would happen if the Sun suddenly became a black hole without changing its mass?
The black hole would quickly suck in the Earth.
Earth would gradually spiral into the black hole.
Earth’s orbit would not change.

What would happen if our sun would have suddenly disappeared ?

September 20, 2010 by sunli  
Filed under Sun

Assuming that our sun would have suddenly disappeared (for no reason at all, fictionally), would Jupiter take over the solar system? What I mean is that, Jupiter is the largest planet in our solar system, and so it will attract other planets with its gravitational pull and thus be acting as a “failed star” which [...]

What will happen to the earth when the sun turns into a brown giant?

June 20, 2010 by sunli  
Filed under Sun

Given that the sun’s size will increase, though not its mass, would the earth maintain its current orbital path, be sucked up by the sun, or would it move farther away? Would the sun evaporate the earth’s water? Would the process be swift once the main sequence is ended, or gradual over hundreds of millions [...]