This gravity disparity is largely due to that equatorial bulge creating non-uniform distances from points on the planet's surface to center of the Earth, and to the fact that the Earth spins.

That’s because these planets are primarily made from gas and have no solid surface. This group of planets is also known as the ‘Jovian Planets’ after the Roman god Jupiter. Jupiter is ...

So put your kids in charge of eliminating single-use plastic from an upcoming family vacation, and watch as your little planet protectors ... Plastic to grab a few eco-facts.) ...

But true stewards of the planet inspire people outside the family to keep the Earth clean. Start by helping your kids organize a weekly or monthly Garbage Club. Talk through who to recruit—and ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...