The seven planets that makeup the Earth's solar system will align in the night sky tonight in what's known as a "planetary parade" but you only have a small window to see it -- get out there!! And, bring your binoculars,

Houstonians will be able to see seven planets in the sky this weekend in what's called a planetary parade. Unfortunately, however, some may not be spotted with the naked eye. Just after dark, it will be possible to view Mercury,

Friday is the last day where the rare phenomenon known as a 'planetary parade' is visible in the sky, although clouds have obscured the view in some areas. Join Dr Robert Massey, Dr Sheila Kanani, and Prof Catherine Heymans,