Mars | SpaceRef - Mars Today

Mars TOP STORY

Desiccation Cracks Reveal The Shape of Water on Mars

Mudcracks on Mars

As Curiosity rover marches across Mars, the red planet's watery past comes into clearer focus.

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Mars TOP STORIES

Marsquakes Could Shake Up Planetary Science

Insight

Starting next year, scientists will get their first look deep below the surface of Mars.

Insight Mars Lander Prepared For Launch

Inside the Astrotech processing facility at Vandenberg Air Force Base in California, NASA's InSight spacecraft is rotated on a fixture for further testing.

Mars Curiosity Celebrates Sol 2,000

NASA's Mars Curiosity rover just hit a new milestone: its two-thousandth Martian day, or sol, on the Red Planet. An image mosaic taken by the rover in January offers a preview of what comes next.

Mars' Oceans Formed Early, Possibly Aided By Massive Volcanic Eruptions

A new scenario seeking to explain how Mars' putative oceans came and went over the last 4 billion years implies that the oceans formed several hundred million years earlier and were not as deep as once thought.

Asteroids and Comets Shower Mars with Organics

Asteroids and comets appear to be a much more important suppliers of organic molecules on Mars than expected.

Curiosity Tests a New Way to Drill on Mars

NASA's Mars Curiosity rover has conducted the first test of a new drilling technique on the Red Planet since its drill stopped working reliably.

Seven Ways Mars InSight is Different

NASA has a long and successful track record at Mars. Since 1965, it has flown by, orbited, landed and roved across the surface of the Red Planet. What can InSight -- planned for launch in May -- do that hasn't been done before?

Webb Space Telescope To Reveal Mars' Secrets

The planet Mars has fascinated scientists for over a century. Today, it is a frigid desert world with a carbon dioxide atmosphere 100 times thinner than Earth's.

Opportunity Rover Hits 5,000 Sols On Mars - And Takes A Selfie

PSI Senior Scientist R. Aileen Yingst was in the driver's seat Feb. 15 directing the science activities for NASA's Opportunity Rover as it spent its 5,000th day exploring the Martian surface.

New Day for Longest-Working Mars Rover

NASA's Mars Exploration Rover Opportunity recorded the dawn of the rover's 4,999th Martian day, or sol, with its Panoramic Camera (Pancam) on Feb. 15, 2018, yielding this processed, approximately true-color scene.

5,000 Days on Mars For Mars Rover Opportunity

The Sun will rise on NASA's solar-powered Mars rover Opportunity for the 5,000th time on Saturday, sending rays of energy to a golf-cart-size robotic field geologist that continues to provide revelations about the Red Planet.

Mars Rover Opportunity Keeps Finding Surprises

NASA's Mars Exploration Rover Opportunity keeps providing surprises about the Red Planet, most recently with observations of possible "rock stripes."

A Piece of Mars is Going Home

A piece of a meteorite called Sayh al Uhaymir 008 (SaU008) will be carried on board NASA's Mars 2020 rover mission.

Mars Reconnaissance Orbiter Preparing for Years Ahead

NASA's Mars Reconnaissance Orbiter (MRO) has begun extra stargazing to help the space agency accomplish advances in Mars exploration over the next decade.

Studies of Clay Formation Provide Clues to Early Martian Climate

New research published in Nature Astronomy seeks to understand how surface clay was formed on Mars despite its cold climate.

New Selfie From Curiosity Rover

A new self-portrait of NASA's Curiosity Mars rover shows the vehicle on Vera Rubin Ridge, which it has been investigating for the past several months.

Mars Curiosity Rover Looks Back On Its Travels

A panoramic image that NASA's Curiosity Mars rover took from a mountainside ridge provides a sweeping vista of key sites visited since the rover's 2012 landing, and the towering surroundings.