"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...

The Artemis program has been NASA's best chance to get "boots on the moon" again. But with the new US administration taking ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

Baker said that there are other astronomical events that may be more interesting than the parade of planets. Baker said Mars ...

Buttes and mesas in Mars' Chryse Planitia contain clay minerals made from liquid water interacting with the rock nearly 4 ...

Six planets, Mars, Jupiter, Uranus, Neptune, Venus and Saturn can be seen in the night sky. You'll need binoculars or a ...