July’s Mercury retrograde will be in the sign of Leo, but depending on your zodiac sign, we all have something a little ...

The lone planet confirmed to be in the system is squeezed in between the two, orbiting at a distance similar to Earth's ...

Most stars in the Universe exist in binary or multiple star systems, where the presence of close-in companion stars in such systems can adversely influence the formation and orbital stability of ...

Scientists suggest a star and its planet are orbiting a second star in two opposite directions in an exotic binary star ...

Mercury retrograde: Several planets appear to 'step back,' and here's what that means. The planets that fall inside Earth's orbit around the Sun – Mercury and Venus – mostly appear to be ...

Astronomers have discovered a remarkable planetary system that challenges long-held assumptions about where planets can ...

The first Mercury retrograde of the year is a fine time to ... The Post this optical illusion is due to Mercury’s shorter orbit which, “makes it look like it hustles past Earth, slows down ...

After two decades of debate, research confirms that an odd binary star system has an equally odd planetary companion ...

the effects of Neptune's retrograde might be harder to spot, as the planet is slower and takes longer — 165 years to be exact — to orbit the sun and, subsequently, impact the zodiac.