Is the Sun going to die?
Yes, it is. The Sun is only one of about 200 billion stars in our galaxy, Milky Way. Apart from holding the planet Earth, Sun is not exceptional and, like other celestial bodies, had a beginning and will have an end. But it will not take place anytime – the Sun still has about 5 billion years of life left.
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What are the rogue planets? Thinking about the planets we usually imagine globes orbiting other “suns”, or just other stars located somewhere in our galaxy. At this time (10 March 2014) we know 1771 extrasolar planets owned by about 1100 planetary systems, therefore exoplanets are not uncommon and their existence is obvious. Continue reading “What are the rogue planets?”
Does every galaxy have a black hole at the center? No, not every galaxy hosts a black hole, but the truth is that the vast majority of them actually do.
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Is there a dark side of the Moon?
What it looks like? Why we are not able to see it? Continue reading “Is there a dark side of the Moon?”