'Second-Class Endeavor': Remembering Project Viking, First Fully Successful Mars Landing Mission (Part 1)

Panoramic view of the terrain in Chryse Planitia at the Viking 1 landing site. Photo Credit: NASA/JPL-Caltech

Heading into the homestretch of the 21st century’s second decade, we have grown accustomed to a steady output of scientific data and imagery from our robotic emissaries in orbit and upon the surface of Mars. Spacecraft from […]

Parker Solar Probe: The Science of 'Touching the Sun'

In only a few days, NASA’s Parker Solar Probe will be launched to “Touch the Sun.” Image Credit: NASA

With the upcoming launch of NASA’s Parker Solar Probe (PSP) scientists are about to reach out and “touch the Sun” for the first time ever. The probe will fly through the incredibly hostile atmosphere of […]

New Horizons Team Successfully Observes New Stellar Occultation of Ultima Thule

Paul Maley and Ted Blank, of the International Occultation Timing Association, observe the occultation of Kuiper Belt object Ultima Thule on the morning of June 3, 2017, from the Karoo desert near Vosburg, South Africa. Photo Credit: NASA/JHUAPL/SwRI/Henry Throop

Astronomers have just completed another observation of New Horizons’ next flyby target, Ultima Thule (aka […]

NASA's First Spacecraft to 'Touch the Sun' Ready For August 6 Launch on Delta IV Heavy

Parker Solar Probe sits in a clean room on July 6, 2018, at Astrotech Space Operations in Titusville, Florida, after the installation of its heat shield. Photo Credit: NASA/Johns Hopkins APL/Ed Whitman

In a scenario reminiscent of Icarus in Greek mythology, who flew too close to the Sun, with his wings melting as a […]

Mapping New Worlds: Researchers Release First Global Maps of Pluto and Charon

A perspective view of the tallest mountains on Pluto – Tenzing Montes, along the western margins of Sputnik Planitia. They reach 3-6 kilometers high. Image Credit: Lunar and Planetary Institute/Paul Schenk

When New Horizons sped past Pluto and its moons in July 2015, it revealed some incredible new worlds to explore. They are no […]

NASA Hopeful Opportunity Rover Will Survive Raging Dust Storm on Mars

Series of images showing the gradually darkening skies at Opportunity’s location. The current darkest view is on the right side. Image Credit: NASA/JPL-Caltech/TAMU

If you felt a bit apprehensive about this morning’s media teleconference from NASA, you’re not the only one. The very long-lived Opportunity is facing its most dire predicament yet – a […]

Juno Gets Science Mission Extension and Solves Electrifying Mystery on Jupiter

This image is a combination of a JunoCam image with artist’s conception of lightning distribution in Juno’s northern hemisphere. Image Credit: NASA/JPL-Caltech/SwRI/JunoCam

NASA’s Juno spacecraft has shown Jupiter in ways never seen before, not only sending back incredibly detailed images of the beautifully turbulent atmosphere, but also new data on what the giant planet […]

Curiosity Rover Makes Intriguing New Discoveries About Martian Organics and Methane

“Self-portrait” of the Curiosity rover on Vera Rubin Ridge. Photo Credit: NASA/JPL-Caltech/MSSS

Is there or has there ever been life on Mars? We still don’t know the answer for sure, but two new findings announced this morning by NASA during a live discussion provide more tantalizing clues. The new results come from the Curiosity […]

Ceres Up-Close: Dawn Prepares for Lowest (and Last) Science Orbit Around Dwarf Planet

Recent new image of Ceres from Dawn, one of the first sent back in over a year. Image was taken on May 16, 2018 from an altitude of about 270 miles (440 kilometers). Photo Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA

NASA is about to get its closest-ever look at the dwarf planet Ceres – a world which has […]

New Evidence For Water Vapor Plumes on Europa Discovered In Old Galileo Mission Data

Illustration of the Galileo probe at Europa in 1997, and how the plume disrupted the moon’s magnetic field. Image Credit: NASA/JPL-Caltech/Univ. of Michigan

For decades, Jupiter’s moon Europa has fascinated scientists and the public alike after it was learned that a global water ocean lies beneath the icy crust. Could there be life on […]