March’s night sky brings a total lunar eclipse, a rare chance to see Mercury, and shifting planets. Don’t miss these ...

Observatories on Earth like the Canberra Deep Space Communication Complex ... Astronomers could have accidentally snapped a ...

While alignments themselves aren't special, it is rare to have an opportunity to observe multiple planets simultaneously without ... sky. But because Venus and Mercury orbit closer to the sun than ...

Whenever planets are visible in the night sky, they always appear roughly along the same line. This path, known as the ...

Above will be Uranus (not visible without a telescope), Jupiter and ... The ecliptic is the same path the sun takes in the daytime sky. As seen from Earth, whatever is on one side of the solar ...

According to NASA, multi-planet lineups are visible "every few years," but a seven-planet alignment is particularly uncommon, as each planet's orbit varies, with some moving more quickly and Mercury, ...