The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Students make two-dimensional models of each planet by cutting out different-sized paper circles according to a chart that shows the planets' actual and scaled diameters.

In 1992 astronomers reported the first planet-size masses around a dead star, the pulsar PSR1257+12, which sits 2,000 light-years away. Three years later came news of the first known exoplanet ...

The position of major planets in your natal chart can prove pretty revealing things about your relationships. Each of these planets stands for different aspects of personality and life experiences ...

In astrology, the birth chart is a snapshot of the sky and all the planets and stars on the exact day and time you were born. It’s your unique cosmic blueprint that can speak to your personality, ...