Space.com on MSN
Perihelion: What is it and when does it occur?
The term "perihelion" describes the point in an astronomical body's orbit where it is nearest to the sun. Derived from the ...
The Daily Galaxy on MSN
Perihelion: What it is, when it occurs, and how to see it
What is Perihelion? In the vast expanse of space, celestial bodies follow elliptical orbits around stars, with one point being closer to the star—known as the perihelion. This is the term used to ...
If the sun looks a little larger than usual today, you're not seeing things. Wednesday marks the time when the Earth is at perihelion, the point in its orbit at which it is closest to the sun. During ...
If the sun looks a little larger than usual today, you're not seeing things. Today (Jan. 2) marks the time when the Earth is at perihelion, the point in its orbit at which it is closest to the sun.
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