On Sunday (Jan. 12), the Red Planet will make its close approach of Earth at 8:32 a.m. EST (13:32 GMT). This event, known as perigee, causes Mars to appear bigger and brighter in the sky than usual, ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Scientists Suggest That Mars Was Warm and Held Water Billions of Years Ago, Much More Like Earth in the Past Researchers have ...

DEADLY space radiation and rapid outbreaks of disease are just a few of the official Nasa dangers that visitors to Mars will ...

"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 ...

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

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

As New Year’s Day fades, a young moon hangs in the southwest near Venus and Mars. And as the sun sets on the last day of ...

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

On Jan. 15, the sun will oppose Mars retrograde, triggering a cosmic standoff between your ego and your emotions. This is the kind of transit that could make you feel like you’re caught in a tug ...

Trump’s pledge to go to Mars without mentioning the moon has caused some head-scratching and even consternation in the media.

A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after dusk, according to ...