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

The pressure on Venus's surface is about 90 times that of Earth, equivalent to being deep in the ocean, making it inhospitable to most life forms. Venus is covered in clouds of sulfuric acid, which ...

Languages: English. January's long, dark nights always make for special stargazing, but this year our skies are hosting a parade of planets, headlined by Venus, which will shine extraordinarily ...

Towards the end of the month, Mercury appears in the evening sky, and climbs up past Saturn. In the dusk glow, you may be ...