Space is not empty. It is not a complete vacuum. Even between stars and galaxies there exists gasses and dust. In intergalactic space the material will be very diffuse. Also,...
1 Answers 1 viewsA planet can get ejected from a solar system by the gravitational pull of its sun, another planet or another star passing through its solar system. There are problems with...
1 Answers 1 viewsIntergalactic space (IGS) is near-absolute vacuum but not vacuum. The very hot hydrogen plasma in the void (one highly compressed and confined atom in a cubic meter) is highly conductive...
1 Answers 1 viewsGravity is a force that reduces its strength inverse square relation with distance..
1 Answers 1 viewsIntergalactic travel maybe possible within the 21st century. Astrophysicists have already given ideas, such as the space warping spacecraft (which could allow it to travel faster than light without breaking...
1 Answers 1 viewsThe distances involved in intergalactic space travel would require some mechanism of Faster Than Light (FTL) travel to be accomplished in practical, useful time frames. Such mechanisms would tend to...
1 Answers 1 viewsEinstein's theory of relativity states that nothing can travel faster than the speed of light. In fact for any object with mass it requires an infinite amount of energy to...
1 Answers 1 viewsGiven what we know about physics and space, it IS possible to travel from one galaxy to another. The impractical side is that anyone or living thing is not likely...
1 Answers 1 viewsThat is the temperature of cosmic micro wave radiation left over from Big bang.
1 Answers 1 viewsThere are various catalogues listing the stars in our galaxy. Some bright stars in nearby galaxies have also been studied. However, there isn't any systematic star catalogue covering other galaxies....
1 Answers 1 views