(The point at the end of the apsis is the aphelion). For some bodies, like all of the planets of the solar system, the difference between the perihelion and aphelion is quite negligible.

A hip-hop awards show and festival that could attract "hundreds of celebrity guests" and "thousands of tourists" is planned for August in Memphis, organizers said Wednesday. The "For Us By Us Hip-Hop ...

Solar stocks drop significantly after Trump signs executive orders promoting fossil fuels and reversing renewable energy rules The policy shift includes withdrawing from the Paris Agreement ...

The firms note it'll be the world's first '24/7' solar photovolatic plant coupled with a Battery Energy Storage System (BESS) to match. What that means is the solar plant will be able to supply ...

This may explain the strange properties of the orbits of our solar system's planets, which are not quite perfectly circular, and all lie on slightly different planes. NASA artist’s conception of ...

Astronomers and space enthusiasts are in for a treat next month as we can expect a rare planetary parade. This celestial event will see Mercury joining Venus, Mars, Jupiter, Saturn, Uranus, and ...

Couldn’t we all do with a little stress reduction? Especially since all seven of the other planets in our solar system are about to become visible at once in a great planetary alignment.

I review privacy tools like hardware security keys, password managers, private messaging apps and ad-blocking software. I also report on online scams and offer advice to families and individuals ...

People who are missing parts of their intestines or have limited intestinal mobility may require total parenteral nutrition (TPN), a type of nutrition that bypasses the digestive system. The rectum is ...

The president signed a number of executive orders which may affect the US solar industry. Image: Gage Skidmore/Wikimedia Commons. Following his inauguration yesterday, US president Donald Trump ...