How old is the Universe?

The Universe is all of space and time and its contents. These include planets, moons, minor planets, stars, galaxies, the contents of intergalactic space and all matter and energy. The Universe encompasses all of life and all of history. But just how old is the universe? According to the latest research, the universe is approximately […]

This is the biggest known star in the Universe

UY Scuti is a red hypergiant and pulsating star in the constellation Scutum. It is currently the largest known star. First cataloged in 1860 by German astronomers, the star has an estimated radius of 1,708 solar radii (1.188×109 kilometres; 7.94 astronomical units); thus a volume nearly 5 billion times that of our Sun. A hypothetical object travelling […]