This Could Be The Real Reason Earth Doesn't Look Like Mars: Life, Oxygen And All Findings challenge standard theory for continental iron content Mars, our neighbor.

Mars, our neighbor.

This summer, Mars will highlight the night sky as it will be closer and brighter than it has been in years. In honor of this, this week we’ll continue

Last week we discussed how Mars periodically exhibits retrograde motion, where the planet moves east to west relative to the background stars instead of its more typical west to east motion. It won’t be quite as bright as it was in 2003, but nearly! Listen Listening... / 2:00 Listen here as Dr. Next week we’ll continue talking about Mars and the possibility of past and current life on Mars. -- Follow your curiosity to the  Fred G.