This video explores the key characteristics of each planet within our solar system. Suitable for teaching science at KS1 and ...

As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its nebular gas had been consumed—Earth's solar system and its planets looked more ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Two massive planets may have once existed in early solar system before being ejected, leaving behind evidence in unusual orbits and the tilted moons of Uranus.

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system. It's an unprecedented ...

A Jupiter-size exoplanet orbiting a dead star baffled astronomers. But the planet named WD 1856 b could preview the fate of ...

The Solar System is surrounded not just by planets, but by vast structures above, below, and beyond the familiar orbital ...

You’ve set your telescope up and are showing people some of the wonders in the sky. Of course, they’re going to ask you questions. Here are some you might be asked. How many do you know the answers to ...