Rings of Saturn and 2 Moons Shine in Gorgeous NASA Photo
The space agency just released an image of the spherical Tethys and the lumpy Janus, with the planet's rings in the foreground
Stories by Mike Wall
SpaceX to Attempt Another Rocket Landing Sunday
Private spaceflight company will try to land the first stage of its two-stage Falcon 9 rocket on an uncrewed ship in the Pacific
These Are the Space Missions to Watch in 2016
A brief rundown of the biggest spaceflight milestones to keep an eye out for this year
SpaceX Successfully Lands Rocket and Sets a Course for Mars
After several previous failures, the historic rocket landing paves the way for a new era of faster, cheaper spaceflight
Birth of Planets! Formation of Alien Worlds Photographed for First Time
Scientists photograph a gas-giant exoplanet forming around a young star that lies about 450 light-years from Earth
Bad News for Terraforming: Mars's Atmosphere Is Lost in Space
New data from NASA's MAVEN mission reveals most of the Red Planet's atmosphere was stripped away
NASA Probe to Dive Through Saturn Moon's Icy Plume
The Cassini spacecraft will zoom just 50 kilometers above Enceladus at about 1 P.M. EDT on October 28
Building Blocks of Life Follow Comet Lovejoy
Astronomers detected 21 different complex organic molecules streaming from Lovejoy during its anticipated close approach to the sun this past January
20 Years on, the Future Is Bright for Exoplanet Science
Astronomers have now confirmed the existence of nearly 2,000 planets beyond our own solar system
Rare "Supermoon" Total Lunar Eclipse Thrills Skywatchers Worldwide
Space.com received images from lunar eclipse observers from across the U.S. and Canada as well as Mexico, the U.K. and elsewhere
Sunday's "Supermoon" Total Lunar Eclipse: When and Where to See It
The evening of September 27 will be the fourth time in the last 17 months that the moon becomes immersed in the Earth's shadow
"Supermoon" Eclipse Offers Risk, Reward for NASA Moon Probe
The Earth’s shadow will darken the Lunar Reconnaissance Orbiter in addition to the moon
Amazing Video Shows the Scale of the Solar System
In "To Scale: The Solar System" filmmakers Wylie Overstreet and Alex Gorosh, along with a few of their friends, build a size-accurate model of our cosmic backyard in Nevada's Black Rock Desert...
Kepler 452 b: What It Would Be Like to Live on Earth's "Cousin"
NASA Ames researcher, former astronaut muse on the challenges and advantages of spending time on the high-gravity planet
SpaceX Rocket Explosion Likely Caused by Faulty Strut, Musk Says
Steel strut holding down a bottle of high-pressure helium snapped during ascent, though Dragon capsule would have survived if not for software glitch
![Mysterious Ice Plains Spotted on Pluto [Video]](https://static.scientificamerican.com/sciam/cache/file/4266682C-D6E1-4EAB-B72A34F95566586A_agenda.jpg?w=275&h=154&fit=crop)
Mysterious Ice Plains Spotted on Pluto [Video]
“Sputnik Planum” region is a vast stretch of icy plains whose surface is broken into cell-like polygon blocks by snaking troughs
Pluto's Odd Dark Spots Continue to Puzzle Scientists
A spacecraft set to fly by Pluto next week has returned photos that reveal more detail of four large dark patches near the equator
Spacecraft Glitch Won't Affect Pluto Flyby, NASA Says
New Horizons went into “safe mode” on Saturday but the probe should be back to normal science operations by Tuesday, exactly one week before it performs the flyby
SpaceX Rocket Fails During Cargo Launch to Space Station
SpaceX holds a $1.6-billion NASA contract to fly at least 12 unmanned unmanned runs to the space station; the previous six flights had all been successful
![NASA "Flying Saucer" Supersonic Parachute Fails Test [Video]](https://static.scientificamerican.com/sciam/cache/file/FDF7E801-6546-43CA-BB2F969CBABA6C5C_agenda.jpg?w=275&h=154&fit=crop)
NASA "Flying Saucer" Supersonic Parachute Fails Test [Video]
NASA's huge supersonic parachute isn't ready to land astronauts on Mars just yet
