In this video, space, the Moon landing and different planets are used to discuss gravity.

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 ...

Between the orbits of the terrestrial planets and the gas giants, there are millions of asteroids – rocky objects that orbit the Sun and vary in size from 1km to around 1000km. Like planets ...

concentrated on understanding the intricate dynamics leading to the reduction in size of specific sub-Neptune planets. Christiansen's team suggested a compelling link between the cores of select ...

Scientists have found two new habitable planets, nearly 8 times the size of Earth, that don’t orbit a ‘Goldilocks’ star. These are the closest candidates to Earth to support human life on ...