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Mars October 21, 2015

NASA’s Orion spacecraft returns safely to Earth, splashes down in the Pacific Ocean

NASA’s Orion spacecraft has returned safely to Earth after its historic test flight, splashing down in the Pacific Ocean 275 miles west of Baja California at 11:29 a.m. ET.

Mars October 21, 2015

Robotic rock climbers could aid hunt for Mars life

A robot that can scale the faces of steep cliffs might one day help explore Mars and find signs of life.

Mars October 21, 2015

Sesame Street Muppets counting down to NASA Orion launch

Can you tell me how to get, how to get to... Mars?

Mars October 21, 2015

Experts: Cheap Mars mission could prove lucrative for India

India’s successful, low-cost Mars mission is a major milestone for the country’s space program, with experts predicting that it could open the door to lucrative space deals with the U.S. and Europe.

Mars October 21, 2015

Mars Curiosity rover reaches Mount Sharp, prepares for drilling mission

NASA's Curiosity rover is about to conduct some serious scientific drilling at Mars.

Mars October 21, 2015

NASA eyes potential landing sites for 2020 Mars rover mission

NASA is looking for a place to land its next car-size rover on Mars.

Mars October 21, 2015

How robots are blazing a trail for manned Mars missions

Whenever humans finally touch down on Mars, they'll be following in the footsteps of many brave robotic pioneers.

Mars October 21, 2015

Under a 'Blood Moon': First total lunar eclipse of the year wows stargazers

The moon took on an eerie blood-red hue early Tuesday during the first total lunar eclipse of 2014, a celestial sight that wowed potentially millions of stargazers across North and South America.

Mars October 21, 2015

Astronauts' hearts become spherical during prolonged trips in space, study finds

When astronauts spend long periods of time in space, their hearts start to become spherical, a new study claims, adding another danger to a list of potential mishaps that could occur on a mission to Mars.

Mars October 21, 2015

NASA solves mystery of 'jelly donut' on Mars

A mystery rock that appeared before NASA's Opportunity rover in late January -- and bore a strange resemblance to a jelly donut -- is no more than a common piece of stone, NASA said Friday.

Mars October 21, 2015

NASA unveils ‘superhero’ robot Valkyrie that may be used to explore Mars

NASA has unveiled Valkyrie, an advanced humanoid "superhero" robot that appears female and may one day be used to explore Mars.