Latest articles by Space.com Staff
Celestial Marathon on Saturday: How to Watch Astronomy Day Online
The cosmic action begins Saturday afternoon.
Violent Origin of Saturn's Oddball Moons Explained
The six icy satellites may have been spawned by a merger of bigger bodies that created Saturn's huge moon Titan.
Curiosity Rover Digs Up Shiny Particles on Mars
NASA's Mars rover Curiosity has excavated odd shiny particles on Mars, but they appear natural, NASA says.
Jupiter Photos Reveal Big Changes on Giant Planet
Images of the largest planet suggest it has undergone some big changes in recent years.
Saturn Moon Titan Has a 'Hot Cross Bun' in NASA Photo
A NASA spacecraft has spied a cracked mound that resembles a hot cross bun on Saturn's moon Titan.
Giant Strand of Elusive Dark Matter Seen in 3D
Astronomers have probed a dark matter filament that extends from a massive galaxy cluster 5.4 billion light-years away.
NASA's Cassini Probe at Saturn Celebrates 15 Years in Space
Cassini will keep studying Saturn and its many moons until 2017.
Most Alien Solar Systems Are 'Flatter Than Pancakes'
New research suggests the majority of exoplanets have relatively flat orbits.
Saturn's Moon Titan Has Soft and Crusty Surface, Probe Landing Reveals
The findings are based on a new analysis of a nearly eight-year-old spacecraft landing.
Curiosity Rover Resumes Eyeing 1st Scoop of Mars Dirt
The rover had taken a few days to study a strange bright scrap on the ground nearby.
Spectacular Nebula Photos Captured By Space Telescope's X-Ray Vision
These four planetary nebulas are part of a new survey of nearby dying stars.
SpaceX Rocket Launch Glitch Left Piggyback Satellite in Wrong Orbit
A glitch with the Falcon 9 rocket caused Orbcomm's prototype OG2 satellite to be placed too low.
'Bright Object' On Mars Actually Plastic from Curiosity Rover
The bright object Curiosity spotted while scooping soil over the weekend is a piece of itself, scientists say.
Private Rocket Suffered Slight Glitch During Sunday Cargo Launch
The anomaly did not significantly affect the flight of SpaceX's Dragon capsule.
One Year In Space: US-Russian Crew Launching Audacious Spaceflight in 2015
The announcement confirms speculation that has been bubbling for months.
Record-Breaking Supersonic Skydive Attempt Delayed to Tuesday
Weather concerns have pushed back Felix Baumgartner's stratospheric leap by a day.
NASA Aims to Trim Giant Deep-Space Rocket's Cost
Newly efficient assembly methods should lower the price of NASA's Space Launch System rocket, officials say.
Giant Eye In Space Seen by NASA Telescopes
A glowing planetary nebula looks like a giant cosmic eye.
Mars Rover Curiosity 'Checks In' on Foursquare from Red Planet
Curiosity has the Mayor of Mars title pretty much sewn up.
'World Space Week' Launches Today on Sputnik Anniversary
Hundreds of events will be held around the world.
Early Galaxies and Black Holes Grew Up Together
The find could help explain why bigger galaxies have bigger central black holes.
Strange Layer of Venus Surprisingly Cold
Part of Venus' atmosphere may be cold enough to form carbon dioxide snow.
Proposed Space Boat Could Explore Lakes On Saturn's Moon Titan
A boat mission called TALISE would explore the lakes of Saturn's moon Titan.
