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Mars May 2, 2016

NASA's Curiosity rover captures stunning Mars sunset

NASA’s Curiosity Mars rover has captured a stunning image of the sun setting on the red planet.

Mars May 2, 2016

Mars life search: Iron-rich rocks could be key

A robotic mission's search for life on Mars may seem worlds away from human scientists wandering around hot springs in Yellowstone National Park.

Mars May 2, 2016

NASA unveils spectacular photo for Hubble Telescope's 25th birthday

An awe-inspiring landscape of multicolored dust and jewel-like stars has been unveiled as the official image of the 25th anniversary of the Hubble Space Telescope.

Mars May 2, 2016

On Mars, liquid water appears at night, study suggests

Liquid water lurks just below the surface of Mars on cold winter nights, according to new research.

Mars May 2, 2016

Signs of alien life will be found by 2025, NASA's chief scientist predicts

Humanity is on the verge of discovering alien life, high-ranking NASA scientists say.

Mars May 2, 2016

Mars rover Curiosity spots 'ice cream sandwich' rocks (Photos)

NASA's Curiosity rover has photographed some Martian rocks that bear a passing resemblance to a tasty frozen treat.

Mars May 2, 2016

NASA tests Mars ‘flying saucer’

NASA has given the world another glimpse of its revolutionary flying saucer technology, which will play a crucial role in future Mars missions.

Mars May 2, 2016

NASA astronaut already feels at home in space as 1-year journey begins

NASA's Scott Kelly — one of two people spending a year on the International Space Station — already feels like the orbiting outpost is home.

Mars May 2, 2016

Astronaut Scott Kelly blasts off on yearlong space station mission

Astronaut Scott Kelly has blasted off on his yearlong mission to the International Space Station.

Mars May 2, 2016

Astronaut twins make space history as NASA launches landmark experiment

If we are going to fly humans to Mars one day, we’ve got to learn more about how being in space affects astronauts. So Friday, NASA begins a landmark, human experiment.

Mars May 2, 2016

NASA's Curiosity rover on Mars sidelined by 'short circuit' glitch

NASA's Mars rover Curiosity experienced an electrical problem last week, and the robot will stay put for a few days while mission engineers try to figure out exactly what happened.