Yet the sun, though of higher than average luminosity, is rather on the small side as stars go ... its centre were placed at the hub of the solar system it would engulf all the planets up to ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

People around the world will have a chance this weekend to catch what could be the year’s most stunning view of the largest planet in our solar system ... than most other stars and planets ...

Neither are stars. Shining in the west shines is ... a very bright light in the night sky until mid-January. The solar system's biggest planet is as bright and dominant as it gets, but there ...

All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

WASP-127b's diameter is about 30% larger than Jupiter, our solar system's largest planet. But its mass is only about 16% that ...

Traveling from one star to another is currently impossible to achieve within a human lifetime. But some projects are designing ways to propel payloads to the nearest star system (Alpha Centauri) using ...