Tag: years

When And How Will Earth Die

Human activities have a great impact on the planet earth. Although the advanced technologies that we utilize benefit us, it has a long-lasting effect on...

The Evolution of Life on Earth

Life: with an estimated 3.8 billion years of existence in evolution on Earth, it’s an odd thing indeed. So, how did we get here? And...

A new 9th planet for the solar system?

Thousands of years ago the sky gazers of the classical world knew about six planets: Mercury, Venus, Earth, Mars, Jupiter, and Saturn. Thanks to the...

Universe Size Comparison 3D

Ceres, 950 km The Moon, 3500 km Callisto, 4800 km Mercury, 4900 km Mars, 6800 km Venus, 12000 Earth, 13000 km (You are Here) Kepler...