For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

Twelve people have landed on the moon As of 2025, only twelve people have ever set foot on the moon—all of them American astronauts from NASA’s Apollo missions between 1969 and 1972. It took six ...

Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to explore it.

Mars is a planet with so much more to discover. Research has been done on the planet to test its sustainability for life, and more continues today.

Here are some fun facts about Earth as we celebrate this planet we live on for Earth Day.

Stunning facts about Venus, Earth's 'sister planet,' where every day is 900 degrees Dean Regas Special to Cincinnati Enquirer 0:00 ...

In honor of Earth Day, here are 25 facts about the history of our celebration of Mother Earth, as well as facts about the environment that may serve as a wake-up call for action.

The solar wind pushes some of the gas and dust away from the comet, forming those beautiful tails we see. A comet actually ...

Learn facts about the planets and remember which order they go in with these interactive learning resources for Primary Science students from Horrible Science and BBC Bitesize.

Mars is a fascinating planet with many surprises. Here are some interesting facts you might not know.