How are planets and stars formed ?

We will start with planets first, but to form the planet, matter is needed. So first we will discuss how matter is formed in the Universe. It may not be possible to cover all forms of matter present in Universe. So we will discuss only the important ones. Sand Dust: Refer the picture below, here the big red … Continue reading How are planets and stars formed ? →

Can we ever land on the Moon or Mars ?

This is a very interesting topic. Because it depends on how we are defining the planet. If the Moon or Mars were the size of an asteroid let's say a spherical object with a diameter of about 1 km. Then, Yes. But if they were large enough to be orbiting in "a clearly distinguishable orbit" around the … Continue reading Can we ever land on the Moon or Mars ? →