Tianwen, which means "questions to heaven," is the name given to China's program of robotic Solar System exploration. Tianwen ...

Jupiter, the largest planet orbiting the sun, used to be much bigger and stronger when the solar system was just beginning to ...

A Chinese spacecraft built to collect specimens from an unexplored asteroid and return them to Earth successfully launched ...

Information about Uranus is limited. What we know is that the planet is composed mainly of water and ammonia ice, its diameter is about 51,000 kilometers, about four times that of the Earth, and its ...

In its earliest days, Jupiter may have been even more colossal than it is now—twice as large, in fact, with a magnetic field ...

Plan is for spacecraft to first visit 2016 HO3, which could be a fragment of the moon, then start a seven-year journey to ...

China launched its first asteroid sample-return mission, Tianwen-2, in the early hours of Thursday, an endeavour to shed ...

China’s Tianwen-2 mission has launched to explore an asteroid that may be a piece of the moon, as well as an active asteroid ...

Based on 20 years of observations by NASA’s Hubble Space Telescope, new research sheds light on one of the solar system’s ...

The study by Konstantin Batygin of Caltech and Fred Adams of the University of Michigan pulls off a rare feat in planetary ...

China's Tianwen-2 spacecraft is scheduled to launch this week and will study two solar system bodies up close.

Chinese state media says the mission aims ‘to shed light on the formation and evolution of asteroids’ and the Earth.