NASA's Opportunity Rover Celebrates 13 Amazing Years on Mars

Opportunity looks back at its landing spot within Eagle crater, after leaving tracks behind in the soil. This is where the rover began its journey 13 years ago. Photo Credit: NASA/JPL-Caltech

Thirteen years. That is how long NASA’s Opportunity rover has now been exploring Meridiani Planum on Mars; not bad for a robot which […]

Lucy and Psyche: NASA Selects Two New Asteroid Missions for Launch in 2020s

Artist’s conception of the two new missions announced: Lucy, flying by the Trojan asteroid Eurybates, and Psyche, the first mission to the metal world 16 Psyche. Image Credit: SwRI/SSL/Peter Rubin

NASA has chosen two new missions to explore the Solar System; it was announced today during a media teleconference. The missions are part of […]

Ancient Water World: Tectonics on Pluto's Moon Charon Point to Frozen Subsurface Ocean

Charon (upper left) and Pluto as seen by New Horizons on July 14, 2015. Photo Credit: NASA/JHUAPL/SwRI

Charon is Pluto’s largest moon and, despite being so cold and remote from the Sun, has been revealed to be a fascinating and active world, just like Pluto itself. Residing in the far outskirts of the Solar […]

Curiosity Continues Journey After Drill Problems, Finishes Another Year of Scientific Discovery

A “self-portrait” of Curiosity beside one of the dunes in the Bagnold Dunes. Image Credit: NASA/JPL-Caltech/MSSS

The Curiosity rover has now resumed its journey toward Mount Sharp after experiencing some delays due to a faulty drill mechanism. The rover conducted a short drive over the past weekend toward a new location with “plenty of […]

More Evidence from Curiosity Rover for Ancient Habitability and Widespread Organics on Mars

View of the path ahead for the Curiosity rover, looking toward the foothills of Mount Sharp. The various sedimentary layers on the mountain are a geological record of different environmental conditions in the past. Photo Credit: NASA/JPL-Caltech/MSSS

NASA held another press briefing yesterday about the latest findings from the Curiosity rover on Mars, detailing […]

Cassini Sends Back Spectacular New Images from First Ring-Grazing Orbit at Saturn

Saturn’s northern hemisphere up close: new image taken by Cassini on Dec. 3, 2016, showing small details in the turbulent atmosphere, including one corner of the “hexagon” with central cyclone. It was taken at a distance of about 240,000 miles (390,000 kilometers) from Saturn. Photo Credit: NASA/JPL-Caltech/Space Science Institute

The Cassini spacecraft has successfully […]

Gateway to the Ring-Grazing Orbits: Cassini Conducts New Flybys of Titan and Enceladus

Cassini conducted its next-to-last flyby of Saturn’s moon Titan yesterday, in preparation of the Ring-Grazing Orbits has of its mission. Image Credit: NASA/JPL-Caltech

As reported earlier this week, the Cassini spacecraft is now preparing to make a series of very close passes by the edges of Saturn’s rings, known as Ring-Grazing Orbits. Yesterday, Cassini […]

Cassini Spacecraft Prepares for Incredible 'Ring-Grazing Orbits' at Saturn

View from Cassini of Saturn and its main rings. Photo Credit: NASA/JPL-Caltech/Space Science Institute

The Cassini mission to Saturn has been one of the most successful planetary missions ever, revealing the ringed giant and its moons as never before. Sadly, that mission is scheduled to end Sept. 15, 2017, and in preparation the spacecraft […]

'Cracked and Tipped Over' Pluto Has a Subsurface Ocean: New Evidence From New Horizons

View of Sputnik Planitia on Pluto. This vast region of nitrogen ice provides clues that a subsurface ocean of liquid water exists on Pluto. Photo Credit: NASA/JHUAPL/SwRI

Pluto, a tiny frigid world in the distant outskirts of the Solar System, has been full of surprises, as first revealed by the New Horizons spacecraft back […]

New Horizons Finishes Returning Pluto Data to Earth Before Continuing Farther into Kuiper Belt

Artist’s depiction of data being sent by New Horizons back to Earth. Image Credit: NASA/JHUAPL/SwRI

To say that the New Horizons mission has been a success would be a massive understatement; this first-ever spacecraft to visit Pluto has revolutionized our understanding of this distant, small world. Pluto and its moons are complex and active […]