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

This is suggested by new simulations. Planets with giant orbits – such as the possible ninth planet in the solar system – are not an anomaly at all, but a normal by-product of the chaotic ...

In the cold, dark outskirts of planetary systems far beyond the reach of the known planets, mysterious gas giants and ...

The object’s aphelion—the farthest point on the orbit from the sun—is more than 1,600 times that of Earth’s orbit,” Institute ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

16, 2025 — Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over ... of planets outside of our solar system, according to a new ...

A team of international scientists recently published the discovery of nine new hot Jupiter exoplanets in The Astronomical ...

The CZ-3B/E Y110 flew on an eastbound path and launched Tianwen-2 on an Earth escape trajectory. Tianwen-2 will orbit ...

A FIELD of at least 20 asteroids has been found lurking near Venus, having previously been hidden by the Sun’s glare, experts ...

Earthquakes create ripple effects in Earth's upper atmosphere that can disrupt satellite communications and navigation ...

Using a newly developed adaptive optics system called Cona, scientists peered through Earth's turbulent air to reveal the sun ...