18 May 2011, 10:39 AM ET
See how some of the few confirmed alien solar systems stack up against our own.
01 May 2011, 01:58 PM ET
See the spaceships that have launched astronauts and cosmonauts into space in the first 50 years of human spaceflight.
13 April 2011, 07:53 AM ET
See how the first human spaceflight actually occurred when the Soviet Union launched cosmonaut Yuri Gagarin on Vostok 1 on April 12, 1961.
04 April 2011, 05:51 PM ET
From International Orange to space-age silver, Astronauts' spacesuits have a varied and colorful history. The United States has used at least eight distinct spacesuit models throughout its roughly 50 years of manned spaceflight. Meanwhile, Russia and Chin
29 March 2011, 06:24 AM ET
NASA's Messenger mission is the first ever set to orbit the planet Mercury.
03 March 2011, 10:03 AM ET
Diagram of the U.S. Air Force's X-37B Orbital Test Vehicle.
22 February 2011, 08:32 AM ET
Learn more about space shuttle Discovery's final cargo: a closet for the International Space Station.
10 February 2011, 04:43 PM ET
NASA's Stardust probe will visit two comets during its mission. This SPACE.com infographic shows how the spacecraft works.
04 February 2011, 05:00 PM ET
Get a detailed look at Robonaut 2, NASA's first humanoid robot to fly to space.
04 February 2011, 08:38 AM ET
See how the former Soviet Union planned to match the U.S. Apollo moon landings with the N-1 rocket in this infographic.
15 November 2010, 05:01 PM ET
Pluto was originally considered the ninth planet in Earth’s solar system, but was recently classified as a dwarf planet. Pluto’s orbit takes it through the Kuiper Belt.
15 November 2010, 04:56 PM ET
Uranus, seventh planet from the sun, is the third largest planet and is a gas giant similar to Jupiter, Saturn and Neptune with the coldest atmosphere in the solar system.
15 November 2010, 04:28 PM ET
The planet Neptune, eighth planet from the Sun in Earth’s solar system, is the fourth largest planet in diameter and third largest in mass. Neptune was named after the Roman God of the seas.
15 November 2010, 04:21 PM ET
Saturn, the sixth planet from the Sun, was named after the Roman God Saturn. The planet Saturn is a gas giant and one of the Jovian planets.
15 November 2010, 04:07 PM ET
Mercury is the closest planet to the Sun in Earth’s solar system, but has no moons and no substantial atmosphere. Mercury is named after the Roman swift-footed messenger God.
15 November 2010, 02:48 PM ET
Our large, natural satellite always presents the same face to the Earth because it completes one orbit of Earth in about the same span of time Earth completes one rotation.
15 November 2010, 02:22 PM ET
The planet Mars is the fourth planet from the sun and named after the Roman God of War and is also called the ‘Red Planet.’ Mars has a thin atmosphere and surface features similar to Earth.
15 November 2010, 02:17 PM ET
Jupiter, fifth planet from the sun in Earth’s solar system, is sometimes referred to as a Jovian planet. 63 moons orbit the gas giant Jupiter, comprised of mostly hydrogen.
03 August 2010, 11:30 AM ET
A short circuit in a vital cooling system pump on the International Space Station has set the stage for two emergency spacewalks to replace the faulty component. Learn more about the space station's cooling system and the challenging pump repair in the
11 June 2010, 05:39 PM ET
Japan's Hayabusa asteroid probe launched in 2003 on an ambitious mission to sample a nearby asteroid and return those samples to Earth a few years later, but some things went wrong along the way – adding a full three extra years onto the hard-luck probe's
03 June 2010, 05:45 PM ET
This SPACE.com diagram shows layout of the Mars500 experiment simulating an expedition to the Red Planet. The experiment began June 3, 2010 and will run through November 2011.
11 May 2010, 05:58 PM ET
Infographic shows details of the Russian Rassvet MRM-1 module to be delivered by space shuttle Atlantis to the ISS
03 May 2010, 06:36 PM ET
On May 6, NASA plans to test a rocket designed to pull an Orion spacecraft to safety in the event of an emergency during launch.
22 April 2010, 06:40 PM ET
Planned future space telescopes drawn to scale with the Hubble.
08 April 2010, 12:29 PM ET
Graphic shows the new missions of the NASA space centers, as outlined in the 2011 budget.
19 March 2010, 11:15 AM ET
How IMAX Hubble 3D works. This graphic illustrates how IMAX is superior to regular movies.
15 March 2010, 11:23 AM ET
How much is 100 terabits? This graphic compares the 100 terabits of data collected by NASA's Mars Reconnaissance Orbiter with other data storage mediums commonly used on Earth.
12 March 2010, 11:38 AM ET
This graphic shows Orbital Sciences' Cygnus spacecraft and Antares rocket, and compares them to NASA's space shuttles and SpaceX's Falcon 9 rocket.