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Happy Anniversary, Viking 1! What Early Landers Taught Us About Mars
You may know that humanity first set foot on the moon 49 years ago today. But July 20 looms large in spaceflight history for another reason as well: …
North PoleMakings of a Moon Landing: 50 Years Ago, Apollo 11 Was One Year From ‘Giant Leap'
One year before humanity's first lunar landing, the moon must have still felt quite far away.<p>On July 20, 1968, the pieces for Apollo 11 were starting …
Space ExplorationBuilding Apollo: Photos from Moonshot History
Unmanned flight tests<p>Credit: NASA<p>A tremendous amount of engineering and creativity went into the successful lunar touchdown of the Apollo 11 mission …
Space ExplorationTiny Satellite Begins Hunt for Missing Milky-Way Matter
A tiny satellite has set out to investigate the halo of incredibly hot gas surrounding the Milky Way — and it could help scientists track down the …
UniverseMilky Way Galaxy Is 'Disturbed' and More Revealed in ESA Gaia Mission Data (Video)
The European Gaia spacecraft recently released a catalog of the positions of 1.7 billion stars, mapping our stellar neighbors around the Milky Way …
Universe'Killjoys' Season 4 Premieres Tonight with Even Weirder Space Adventures
Killjoys Dutch, Johnny and D'avin have wandered far afield from their early space-bounty-hunter days — they've uncovered an otherworldly conspiracy, …
SyfyMAVEN: NASA's Orbiter Mission to Mars — Mission Details
NASA's Mars Atmosphere and Volatile EvolutioN mission (MAVEN for short) is designed to peer into the Martian past in an attempt to piece together how …
MagnetismDr. Pulsar and Mr. Magnetar? 2 Star Types May Turn into Each Other
Are two different types of stars actually the same thing? Recent research shows that two kinds of exotic stars — known as pulsars and magnetars — may …
SpaceUniverse Expansion 'Detective Story' Examined with New Tool
A new technique that analyzes clashing observations may help solve the mystery behind the expansion of the universe.<p>The universe doesn't sit calm and …
Albert EinsteinWandering Star May Have Disrupted Outer Solar System's Order
There's something strange about the outer solar system — and that could be the signature of a long-ago visit to our neighborhood, according to a new …
AstronomyMoon and Jupiter Get Together Friday to Celebrate Lunar Landing Anniversary
Friday will mark the 49th anniversary of one of humanity's greatest achievements: Apollo 11, the first lunar landing. On July 20, 1969, at 10:56 p.m. …
AstronomyStar Wars: Clone Wars Revived for Surprise Seventh Season
The animated series <b>Star Wars: The Clone Wars</b> is being revived for a surprise seventh season on the upcoming Disney streaming service. The series will …
Star WarsYoung Star May Be Devouring a Planet
Researchers at NASA's Chandra X-ray Observatory may have watched a young star devouring a planet.<p>For decades, scientists have observed irregular …
UniverseTake a Virtual Walk on the Moon in New York City!
NEW YORK — Forty-nine years after Neil Armstrong took his first "small step" on the lunar surface, Samsung has brought his "giant leap for mankind" …
Virtual RealityDazzling Views Show Saturn Moon Titan's Surface Like Never Before
The mysterious surface of Saturn's huge moon Titan comes into gloriously sharp focus in newly released photos captured by NASA's Cassini …
AstronomyNASA Takes Over Fenway Park for Space-Mission Show (Video)
A group of fans recently filled baseball's Fenway Park in Boston — not to watch homers fly over the Green Monster left-field wall, but to talk about …
Solar SystemBlue Origin's New Shepard Vehicle Aces Test of Crew-Escape Motor
Today (July 18), Blue Origin launched its New Shepard suborbital space vehicle for the ninth time, during an uncrewed test to "push the rocket to its …
Space ExplorationWhy Did People Panic When the Moon Changed Color?
On July 27, some people get a rare celestial treat: the longest total lunar eclipse of the century. As the Earth snuggles into perfect alignment …
Lunar EclipseBridenstine Visits Israel on First Foreign Trip
WASHINGTON — On his first foreign trip since taking office nearly three months ago, NASA Administrator Jim Bridenstine traveled to Israel last week …
Space ExplorationIron-rich Minerals on Mars Could Contain Life's Fatty Acids
A little stream in the south of England could guide the way towards finding evidence for ancient life on Mars, in the form of fatty acids preserved …
Imperial College LondonTelescope Upgrade Produces Stunningly Clear Views of Space
"Twinkle, twinkle, little star" is a twisted sort of lullaby for astronomers, because the effect that enchants the casual stargazer blurs images …
TelescopesTwin Exoplanets Look Alike, Act Alike … But Have Completely Different Origins
The exoplanets that scientists have identified so far are a pretty eclectic bunch — which is why astronomers were surprised when they realized that a …
UniverseHow 'Electric Microbes' Could Generate Power (And More) for Space Missions (Video)
One of the experiments astronauts are tending to on the International Space Station could electrify space exploration.<p>The experiment centers on a …
Space ExplorationScott Kelly Gets Real with Reddit in New Video
As part of a new video series, retired NASA astronaut Scott Kelly got real about life in space, "Star Trek" and a creepy ball of urine.<p>Kelly appeared …
Star TrekNew, Life-Hunting Organic Molecule Analyzer Set to Launch to Mars in 2020 (Video)
Europe's upcoming Mars rover features a powerful toaster-oven-size lab that will search for signs of life on the Red Planet.<p>The ExoMars rover is set …
Space TravelObservations of the Early Universe Reaffirm the Existence of Dark Matter and Dark Energy
Dark matter and dark energy may be weird and (as of now) inexplicable, but they do seem to exist.<p>The final data release from Europe's Planck mission, …
Dark MatterIt's Inspection Time for the James Webb Space Telescope's Huge Sun Shield (Photo)
NASA's next-generation James Webb Space Telescope is really big. If you hadn't fully appreciated that basic fact, this new photo should do the …
TelescopesMost Stars with Jupiters Have Giant Super-Earths
The solar system is more and more like a space oddity — Jupiter-like planets are more common around stars that also host giant-size versions of our …
AstronomyBreathtaking Time-Lapse Video Shows Earth from International Space Station
If life on Earth is getting you down, maybe it's time to take a moment to think about the bigger picture — like the view of our planet from the …
Time-lapse PhotographyNew Book Shows Children How New Horizons Got to Pluto
One new children's book takes readers on a journey to Pluto with NASA's New Horizons spacecraft.<p>"To Pluto & Beyond: The Amazing Voyage of New …
Solar System