Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...

"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

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

Why is Pluto no longer a planet? Discover the real reason behind Pluto’s reclassification as a dwarf planet and the science that led to this change.

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

A planetary alignment happens when several planets appear in a line from Earth’s point of view. Mercury will join Venus, Mars ...

Scientists believe the exoplanet HD 20794 d, six times the mass of Earth, could harbour liquid water on its surface.

NASA’s Juno spacecraft has uncovered an immense volcanic hot spot on Jupiter’s moon Io, surpassing any previously recorded ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

Scientists discovered WASP-121b, an exoplanet where metals rain from the sky. Located 858 light-years away, this 'ultra-hot ...