Each planet in our solar system is given a unique, humorous catchphrase that reflects its personality and role. From ...

If the solar system held a poetry slam, each planet would present its unique poetic style. Mercury delivers rapid-fire verses ...

NASA has finally confirmed the existence of a new planet beyond Neptune that is 50 per cent larger than Jupiter and about a ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

This artist's concept visualizes a super-Neptune world orbiting a low-mass star near the center of our Milky Way galaxy.

Almost a decade ago, then-grad student Kyle Helson contributed to early paperwork for NASA's EXCITE mission. As a scientist ...

Greetings, stargazers. There have been many clear, dark nights recently. I hesitate to say this, but right now I think a little more light might be good for the region. But the only extra light ...

Hubble Space Telescope imagery created an HD look at the gas giant planet Jupiter. Credit: NASA Goddard Space Flight Center ...

A pair of astrophysicists with Aix- Marseille Université, CNRS, and Institut Universitaire de France have developed a new ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye all February long — with two other planets also detectable for skywatchers ...