18 September 2015, 04:41 PM ET
Images from the NASA New Horizons probe's September 11th, 2015 download were "stitched together and rendered on a sphere" by the mission team.
18 September 2015, 03:18 PM ET
Filmmakers Wylie Overstreet and Alex Gorosh, creators of 'To-Scale: The Solar System', explains how they were able to achieve the never-before-done feat in 36 hours of shooting.
18 September 2015, 03:07 PM ET
Filmmakers Wylie Overstreet and Alex Gorosh created a time-lapse video all the solar system planets and the Sun, in the proper configuration, on 7 miles of dry lakebed.
18 September 2015, 01:51 PM ET
An unusual star pattern denoting an exceedingly unusual beast will be visible in the night sky this week — the sea goat.
18 September 2015, 01:23 PM ET
If the weather is clear this evening, skywatchers will get to see two of the most popular objects to view through a telescope: the moon and Saturn.
18 September 2015, 12:33 PM ET
The Eagle has landed, again. An Apollo Lunar Module was moved to the National Air and Space Museum's "Boeing Milestones of Flight Hall," re-opening in July 2016.
18 September 2015, 11:35 AM ET
The first human base on Mars will most likely run on nuclear power. The Radioisotope Thermoelectric Generator aboard the Curioisity rover is too small to generate the power needed to sustain the lives of many explorers.
18 September 2015, 10:25 AM ET
To convincingly present his film’s portrayal of the planet, Sir Ridley Scott has become intimate with Mars. He here lends his voice to a NASA-scripted promotional video about the agency’s exploration plans.
18 September 2015, 09:29 AM ET
A series of four total lunar eclipses in a row is called a tetrad, or four Blood Moons. See how lunar eclipse tetrads work in this Space.com infographic.
18 September 2015, 09:25 AM ET
Total solar eclipses are one of nature’s grandest events. What is a total solar eclipse? How do they work? And when is the next one? We explain.
18 September 2015, 09:00 AM ET
Lunar eclipses occur when Earth's shadow blocks the sun. There are three types; the most dramatic is a total lunar eclipse. Find out when is the next one.
18 September 2015, 09:00 AM ET
Astronomers use many terms to describe what happens during an eclipse, and this glossary shows some of the more common things they say.
18 September 2015, 07:52 AM ET
Galaxies in the local universe show no signs of advanced alien civilizations — for now.
18 September 2015, 07:51 AM ET
Halfway through his 342-visit to the ISS, astronaut Scott Kelly talks about what he's looking forward to, and what he misses.
18 September 2015, 07:38 AM ET
"Optical mining" could allow huge amounts of asteroid water to be tapped, advocates say. This water, in turn, could provide relatively cheap and accessible propellant for voyaging spacecraft, lowering the cost of spaceflight significantly.
18 September 2015, 07:27 AM ET
Learn what makes a big full moon a true 'supermoon' in this SPACE.com infographic.
18 September 2015, 07:00 AM ET
NASA has been overly optimistic about its manned Red Planet plans in the past. But the agency's current goal of getting astronauts to Mars by the end of the 2030s is eminently achievable, NASA chief Charles Bolden said.
17 September 2015, 06:54 PM ET
Backlit by sunset over Pluto, NASA's New Horizon's probe captured rugged ~11,000ft (3,350m) mountains and wide glaciers of nitrogen ice. To quote Principal Investigator Alan Stern: "Pluto is surprisingly Earth-like...and no one predicted it."
17 September 2015, 05:14 PM ET
In a new video, an enormous cluster of sunspots rotates across the sun's face before gradually separating into several distinct groups, which also fired off a bunch of solar flares.
17 September 2015, 04:53 PM ET
Express AM8 is owned by the RSCC of Moscow, which has suffered from Proton’s error-prone record in the past six years more than any other company.
17 September 2015, 04:37 PM ET
The photo, which New Horizons took during its epic July 14 flyby of Pluto, captures a sunset view. Towering ice mountains cast long shadows, and more than a dozen layers of the dwarf planet's wispy atmosphere are clearly visible.
17 September 2015, 02:22 PM ET
Lead actor Matt Damon describes how Ridley Scott's film – and Andy Weir's book – can perk students’ curiosity, in this conversation with Space.com's @DavidSkyBrody at NASA's Jet Propulsion Lab.
17 September 2015, 12:59 PM ET
NASA, Obama, MIT and more hailed teenaged Ahmed Mohamed, who was arrested at school Monday when teachers mistook his homemade electronic clock for a bomb.
17 September 2015, 07:43 AM ET
On Sept. 27, skywatchers throughout the Americas, Europe, Africa and western Asia will witness a total eclipse that happens to occur when the moon looks abnormally large and bright in Earth's sky. Here's the science behind the "supermoon eclipse."
17 September 2015, 07:31 AM ET
The Square Kilometer Array (SKA), currently planned to begin construction in 2018, could enable the search for intelligent life to piggy-back on other scientific observations, scouring the galaxy with unprecedented precision.
17 September 2015, 07:30 AM ET
Private spaceflight company SpaceX released a series of gorgeous images that show its crewed Dragon capsule touching down on the Red Planet.
17 September 2015, 01:08 AM ET
In this artist's conception, SpaceX's Dragon spacecraft lands on Mars.
17 September 2015, 12:41 AM ET
This fantastic space wallpaper depicts what one artist envisions as the scene when SpaceX's Dragon spacecraft lands on Mars.
16 September 2015, 06:24 PM ET
Seven images were taken by Philae's ROLIS instrument from 219 Feet (67 meters) to 30 Feet (9 meters) of Comet 67P/Churyumov-Gerasimenko surface.
16 September 2015, 05:45 PM ET
The Solar and Heliospheric Observatory (SOHO), a joint effort of NASA and the European Space Agency, spotted comet number 3,000 on Sunday (Sept. 13). The landmark discovery was pulled out of SOHO's database by Worachate Boonplod of Thailand.
16 September 2015, 05:45 PM ET
Daredevil sungrazing comets risk annihilation every time they skim the surface of our star. Here's how the Solar and Heliospheric Observatory tracks these comet interlopers.
16 September 2015, 05:25 PM ET
During an award ceremony last month, the organization Shades of Blue recognized Nichelle Nichols — Lt. Uhura from the original "Star Trek" series — for her role in recruiting women and minorities to become NASA astronauts.