Mars looks like it’s about to make a U-turn in the night sky – at least, from Earth it looks that way. Since Dec. 7, 2024, the red planet has been making its westerly retrograde. But on Monday ...

The moon makes for an excellent guide to see Mars in the night sky tonight. As the sun sets this evening (Feb. 9), the moon will be shining brightly in the east, 93% illuminated in its waxing ...

The results of Hera's flyby could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant ...

Mars has shone red in the night sky for as long as humans have gazed up at the cosmos, fascinating people from the ancient Romans to the present day. "The fundamental question of why Mars is red ...

Mars is easily identifiable in the night sky by its prominent red hue. Thanks to the fleet of spacecraft that have studied the planet over the last decades, we know that this red color is due to ...