Venus, Saturn, Jupiter and Mars are all visible to the naked eye just after the sun goes down. Neptune and Uranus can also be ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
The six planets will be visible in the days immediately leading up to Jan. 21, and for about four weeks afterward. Mars, ...
Anybody who has oral, anal, or vaginal sex, or genital skin-to-skin contact with another person can get STDs — in fact, most sexually active people get one at some point in their life. STDs don’t ...