Explore space with these fun solar system worksheets. Kids will learn about planets, moon phases, and space exploration through hands-on activities. Perfect for home or classroom use, these ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

but factors such as a planet’s size, gravitational pull, Hill sphere radius and how its solar system formed may play a role. Hello, curious kids! Do you have a question you’d like an expert to ...

Earth has a nearly circular orbit, but some planets outside our solar system, called exoplanets, have very elliptical orbits. UCLA astrophysicists have now measured the shape of the orbits of ...

How do planetary alignments work? The planets in the solar system orbit the sun, just as Earth does. Every planet orbits at a different speed and distance. During these alignments, the planets ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

Once they are all in place, seven of the eight planets in our solar system will grace our sky. For much of the week, six of the planets may be visible, according to NASA. On Friday, however ...