Planet hunters hoping to catch a glimpse of ... The action begins right at sunset — after which there will only be a 30-minute window in which all seven planets can be seen in alignment above ...

Astronomers have been recording the signal for more than four decades, but this is the first time they've nabbed its origin.

Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune will all be visible in the night sky this Friday for a short window ...

Astrophotographer Josh Dury captures a breathtaking image of the rare planetary alignment of seven planets in the night sky, ...