Strange cone-shaped rocks led scientists to the hidden remains of one of Earth’s oldest asteroid impacts. It could help us find fossil life on Mars.

Mars, often imagined as a lifeless desert battered by radiation and cold, holds within its crust the haunting memory of a ...

For example, unlike Earth, Mars has no magnetosphere, which protects a planet from solar wind and cosmic radiation. Without a ...

The discovery of more than 15,000 kilometers of ancient riverbeds on Mars suggests that the Red Planet may once have been ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Researchers show algae can grow in Mars-like atmospheric pressure conditions. If humans are ever to establish permanent ...

Researchers are developing bioplastic bubbles from algae that could grow, repair, and protect habitats on Mars without ...

Look up! Mars is at its closest to Earth until 2035 today (Oct. 6), making it a perfect time to see the Red Planet with your own eyes. Today at 10:18 a.m. EDT (1418 GMT), Mars swoops within ...

Mars in 2003 made its closest approach to Earth in 60,000 years, coming within a distance of 34.65 million miles. Next week, Earth will swing between Mars and the sun.

Mars and Earth are farthest apart when they are both at aphelion and on opposite sides of the sun. Here, they can be 250 million miles (401 million km) apart according to the New York Times.

This Monday evening (May 30) at 5:35 p.m. ET, Mars will be the closest it has been to Earth since Oct. 5, 2005: 0.50321377 astronomical units (AU), or 46,762,695 miles . (One AU is the average ...

And at 8:53 a.m. ET on April 14 — the same night of a total lunar eclipse — Mars will make its closest approach to Earth since January 2008, coming within 57.4 million miles of Earth.