The project uses flashing LEDs to represent the planets in order to simulate the mechanically scanned planetary motion known as the Orton Orrery. The Orrery is based on a single PIC16F627 ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics. The rest of this article is behind a ...

The Atacama Large Millimeter/submillimeter Array (ALMA) has captured the motion of spirals of dust around a young star and shown that the winding motion of the spiral pattern is conducive to planet ...

Before Johannes Kepler’s Third Law, the motions of the planets around the Sun were a mystery. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

NORFOLK, Va. — You may have heard of the term "retrograde," such as "Mercury retrograde." But what does that mean, exactly? When it comes to the Earth vs the other planets moving, things can seem a ...

A new analysis of chaos in the solar system reveals how planetary collisions are avoided over billions of years. When you purchase through links on our site, we may earn an affiliate commission.

Retrograde mean motion resonances occur when orbiting bodies, moving in directions opposite to the dominant sense of motion, experience periodic gravitational interactions that can stabilise their ...

PITTSBURGH (KDKA) - I like to take pictures and make time lapses, and a fun thing to do is take long exposure pictures. To get a long exposure, you leave the camera's shutter open for a long period of ...

Durable gears for high-speed or high-power machinery are often complex to design, so mechanical engineers tend to shy away from them and instead rely on electronic controls and toothed belts. However, ...