One of our planets may be missing, and it could explain why the solar system looks the way it does

Our solar system has two ice giants, Uranus and Neptune, but there may have been a third. According to a new study published ...
Mashable

Jupiter designed the solar system. Here's what the planet was like as a child.

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya Oleksuik Jupiter, the ...
IFLScience

In 1761 and 1769, Intrepid Voyagers Had A Once-In-A-Century Chance To Measure The Solar System

The transits of Venus in 1761 and 1769 offered a way to calculate the true size of the Solar System. Getting to the right ...