aphelion
How Long Does It Take to Get to Pluto?
It's a long way out to the dwarf planet Pluto. So, just how fast could we get there? Pluto, the…
9 years ago
The Orbit of Earth. How Long is a Year on Earth?
Ever since the 16th century when Nicolaus Copernicus demonstrated that the Earth revolved around in the Sun, scientists have worked…
9 years ago
Happy (or is it Merry?) Aphelion This Friday
This 4th of July weekend brings us one more reason to celebrate. On July 5th at approximately 11:00 AM EDT/15:00…
11 years ago
See Mercury at its Greatest Elongation for 2013
A fine apparition of the planet Mercury graces the dawn skies this week, leading up to its greatest elongation from…
11 years ago