Mercury was the “messenger of the gods” and symbolized communication. Astronomers—who study the positions and motions of the planets—call it retrograde motion and regard it as an ...

Although Nasa’s Mariner 10 mission performed three flybys of Mercury in 1974, Messenger is the first probe to ever circle the planet. By Sarah Knapton 29 April 2015 • 6:23pm Nasa's Messenger ...

Using data from NASA's MESSENGER spacecraft, scientists have determined that a 10-mile-thick diamond mantle may lie beneath ...

In astrology, Mercury, the messenger planet, oversees how we think and communicate. It's the planet of communication and technology, helping to shape how you take in and disseminate information as ...

Mercury ' s inner core is solid and about the same size as Earth ' s inner core, a new study using observations from NASA's MESSENGER mission has indicated. Mercury is the smallest planet in our ...