Above Venus, the second-brightest planet should be Jupiter and then high at the top of the sky will be Mars, which should be ...

Without question, the month of April belongs to Venus. This dazzling planet, which dominated the evening sky from last fall on through the winter, has now taken up residence in the morning sky.

Creative liberties were taken for the colors of the planets, which are currently unknown. The exception is the top-right one, which is known to sport a blue exterior. ESA / Hubble and NASA Are we ...

We all know Mars is called “The Red Planet,” but have you ever stopped to wonder—why ... suggest that ferrihydrite is the likely cause of Mars’s reddish color. These analogs support the hypothesis ...