Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

NASA has just made a groundbreaking discovery—a new planet beyond Neptune that wasn’t there before! This mysterious find ...

Mercury takes only 88 Earth days to orbit the sun.

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that the next won’t happen until 2040.

The findings highlight the significance of further research into these far-off planets, which are frequently overlooked ... which is more than 60,000 times that of the Earth’s surface. Why are Neptune ...

Uranus and Neptune are visible with a telescope ... with the sun reflecting brightly off its surface. For guidance to spot each planet, consult an app like SkySafari ($4.99 in the Apple App ...

Uranus and Neptune will also be part of the line-up ... The moon will be just over two days old, with only six per cent of its surface visible, creating the ideal dark sky conditions to go planet ...