Thanks to its bright red hue, Mars can be identified easily in the night sky. Over the years, past spacecraft […] ...

Mars is easily identifiable in the night sky by its prominent red hue ... formed under dry surface conditions through reactions with the Martian atmosphere over billions of years after Mars's ...

Scientists have a new theory on why Mars is red, and it may mean that water was more widespread on the planet than previously ...

Mars’s red dust may contain ferrihydrite, an iron mineral that forms in water. This suggests ancient Mars had water for ...

The most significant change since those 1970's experiments were conducted was the discovery of high levels of perchlorate on Mars. Perchlorate, plus abiotic oxidants, explains the Viking results and ...

Mars has shone red in the night sky for as long as humans have gazed ... Because of the absence of liquid water on Mars’ surface today, those rusty red minerals were thought to arise from ...

The redness of Mars has made the planet one of the most recognizable in the solar system with its hue serving as a topic of ...

InSight landed on Mars in November 2018 and was charged with digging into the Martian topsoil, listening to winds and dust devils on the planet’s surface, and—perhaps most productively ...

The colour of Mars has been hotly debated over the years, as has whether there has ever been life on the planet ...

Mars is immediately recognisable in the night sky by its red hue ... Because of the absence of liquid water on Mars’s surface today, its rusty red minerals were thought to arise from dry ...