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Published After seventeen years, a spacecraft makes its first visit home - After Seventeen Years, A Spacecraft Makes Its First Visit Home


On Aug. 12, 2023, NASA's STEREO-A spacecraft will pass between the Sun and Earth, marking the first...
Published Scientists compile Cassini's unique observations of Saturn's rings - Scientists compile Cassini's unique observations of Saturn's rings


Scientists have compiled 41 solar occultation observations of Saturn's rings from the Cassini missio...
Published Exploring Jupiter's moon, Europa, possible with silicon-germanium transistor technology - Exploring Jupiter's Moon, Europa, Possible with Silicon-Germanium Transistor Technology


Europa is more than just one of Jupiter's many moons -- it's also one of most promising places in th...
Published MICROSCOPE mission presents most precise test of general relativity's weak equivalence principle - MICROSCOPE Mission Presents Most Precise Test of General Relativity's Weak Equivalence Principle


Researchers present the most precise test yet of the weak equivalence principle, a key component of...
Published Predicting equatorial plasma bubbles with SWARM - Predicting Equatorial Plasma Bubbles with SWARM


Changes in atmospheric density after sunset can cause hot pockets of gas called 'plasma bubbles' to...
Published Plasma thrusters used on satellites could be much more powerful - Plasma Thrusters Used on Satellites Could Be Much More Powerful



It was believed that Hall thrusters, an efficient kind of electric propulsion widely used in orbit,...
Published Scientists find evidence of complex organic molecules from Enceladus - Scientists Find Evidence of Complex Organic Molecules from Enceladus


Using mass spectrometry data from NASA's Cassini spacecraft, scientists found that large, carbon-ric...
Published Venus: Planetary portrait of inner beauty - Venus: Planetary Portrait of Inner Beauty



A Venus transit across the face of the sun is a relatively rare event -- occurring in pairs with mor...
Published New research computes first step toward predicting lifespan of electric space propulsion systems - New Research Computes First Step Toward Predicting Lifespan of Electric Space Propulsion Systems



Electric space propulsion systems use energized atoms to generate thrust. The high-speed beams of io...
Published Apollo rock samples capture key moments in the Moon's early history - Apollo Rock Samples Reveal Key Moments in the Moon's Early History


Volcanic rock samples collected during NASA's Apollo missions bear the isotopic signature of key eve ...
Published Can artificial intelligence help find life on Mars or icy worlds? - Can Artificial Intelligence Help Find Life on Mars or Icy Worlds?


Researchers have mapped the sparse life hidden away in salt domes, rocks and crystals at Salar de Pa...
Published Lunar samples solve mystery of the moon's supposed magnetic shield - Lunar Samples Solve Mystery of the Moon's Supposed Magnetic Shield


Tests of glass samples gathered on Apollo missions show magnetization may result from impacts of obj ...
Published Mercury gets a meteoroid shower from Comet Encke - Mercury Gets a Meteoroid Shower from Comet Encke


The planet Mercury is being pelted regularly by bits of dust from an ancient comet, a new study has...
Published No signs (yet) of life on Venus - No Signs (Yet) of Life on Venus


The unusual behavior of sulphur in Venus' atmosphere cannot be explained by an 'aerial' form of extr...
Published Have Venusian volcanoes been caught in the act? - Have Venusian Volcanoes Been Caught in the Act?


Six years of observations by the European Space Agency's Venus Express have shown large changes in t...
Published Internal ocean in small Saturn moon uncovered - Internal Ocean in Small Saturn Moon Uncovered


A scientist recently set out to prove that the tiny, innermost moon of Saturn was a frozen inert sat...
Published Better tools needed to determine ancient life on Mars - Better Tools Needed to Determine Ancient Life on Mars


Current state-of-the-art instrumentation being sent to Mars to collect and analyze evidence of life...
Published New Horizons successfully explores Ultima Thule - New Horizons Successfully Explores Ultima Thule


NASA's New Horizons spacecraft flew past Ultima Thule in the early hours of New Year's Day, ushering...
Published Brief presence of water in Arabia Terra on Mars - Brief Presence of Water in Arabia Terra on Mars



Scientists recently discovered that water was once present in a region of Mars called Arabia Terra....
Published Researchers develop dustbuster for the moon - Researchers Develop Dustbuster for the Moon


A new solution to the problem of spring cleaning on the moon: Why not zap away the grime using a bea...