24 May 2005, 05:22 PM ET
Explosions and falling rock once peppered the Martian hills that NASAï¿½s Mars rover Spirit currently calls home, astronomers said Tuesday.
20 May 2005, 06:38 AM ET
NASA's Mars program appears headed for change. The shift will be driven by a variety of factors including technical and budget issues, as well as a "rebalancing" of science objectives.
19 May 2005, 02:45 PM ET
A NASA spacecraft circling Mars has spied, for the first time, two of its fellow probes orbiting the red planet.
17 May 2005, 02:00 PM ET
CAPE CANAVERAL - NASA's next spaceship almost certainly will launch from Florida's Space Coast. Now, local and state economic development officials are mounting a campaign to build it here.
12 May 2005, 12:45 PM ET
PARIS — A radar boom antenna aboard Europe’s Mars Express satellite that had failed to lock into place was successfully deployed May 10-11 after ground controllers maneuvered the satellite to expose the boom to the sun, according to the European Space Age
11 May 2005, 01:18 PM ET
Ancient Mars might have been more magnetic than thought, challenging many basic assumptions about the evolution of the red planet.
11 May 2005, 07:00 AM ET
Two teams of researchers are hoping their tiny devices will mean big leaps for future Mars-bound humans, allowing them to carry powerful computers and generate life support materials from local resources readily available on the red planet.
09 May 2005, 11:42 AM ET
A European probe circling Mars has hit a snag in the deployment of a water-seeking radar instrument, prompting mission controllers to delay the experiment while engineers investigate the problem.
08 May 2005, 01:00 PM ET
Fantastic displays of light in polar regions of Earth known as aurora occur on Mars, too, scientists announced today.
27 April 2005, 10:43 AM ET
There is never a dull moment for a robot on Mars. A fleeting dust devil comes into view -- just right for picture taking. An outcrop of rock is found that yields insight into the planet’s past. And then there’s need to trudge over and around ever-larger s
27 April 2005, 06:48 AM ET
BOULDER, Colorado – Future hunts for past or present life on Mars, hauling back to Earth samples of martian rock and soil, as well as setting the stage for a human voyage to the red planet is taking on a decidedly European look.
25 April 2005, 06:15 AM ET
Terrain on Mars can be awfully chaotic. In fact one region is named for the dizzying array of mounds and squiggles.
18 April 2005, 02:50 PM ET
The head of NASA's nuclear push says a scientific mission to the inner solar system -- perhaps to the moon, Mars or an asteroid -- will be used to demonstrate a new propulsion system in place of a mission to Jupiter's icy moons.
18 April 2005, 01:23 PM ET
A new look at ancient craters on Mars finds five that are arrayed along an arc that's part of a giant circle around the planet. The circle may have been Mars' equator long ago.
08 April 2005, 07:32 PM ET
After decades of sending probes across the void of interplanetary space, officials are now reshaping how solar system exploration is accomplished.
05 April 2005, 07:34 PM ET
A new lease on life could propel the rovers into 2006.
04 April 2005, 06:19 AM ET
New images of Mars show fresh detail of steep and inexplicable slopes.
16 March 2005, 01:00 PM ET
Fresh detail and more images suggesting Mars has been active in the recent geologic past were released Wednesday.
16 March 2005, 07:01 AM ET
Even a tinge of jealousy has creeped in as U.S. researchers adjust to initial successes in the first European effort at Mars.
15 March 2005, 11:59 AM ET
A robot laden with sensor equipment has managed to detect life on the arid terrain of the Chilean desert, a first for rover-based systems.
08 March 2005, 06:14 AM ET
The hunt for some form of life elsewhere in our universe may spur a veritable fleet of robot orbiters, landers and rovers to study the surface of Mars in the coming years. But they might be looking in the wrong place.
03 March 2005, 06:53 AM ET
Spirit and its sister robot, Opportunity have in recent weeks covered more ground on the planetï¿½s surface over a handful of consecutive days, then either vehicle did in their first 70 days on Mars.
22 February 2005, 07:00 AM ET
Whiffs of methane in the atmosphere have scientists eager to dig underground to find if the source is biological.
19 February 2005, 09:03 AM ET
WASHINGTON, D.C. -- A rock that careened through the Martian sky and bounced to a stop on the red planet’s surface is most definitely not an alien meteorite, the principal investigator of NASA’s Mars rover mission said Friday.
15 February 2005, 04:01 PM ET
NASA's Spirit rover found a new class of rock on Mars that provides additional clues to the planet's watery past.
09 February 2005, 10:45 PM ET
The maker of legendary movies "Titanic," "Aliens" and "The Terminator" is no longer limiting his zest for extracurricular exploration to the depths of the ocean. Now, he's working as an investigator on a camera for a Mars mission set for this decade.
03 February 2005, 02:23 PM ET
The best way to make Mars habitable would be to inject synthetic greenhouse gases into its atmosphere, researchers said Thursday.
31 January 2005, 07:00 AM ET
Long expected, the air glow has finally been spotted by Europe's Mars Express orbiter.
25 January 2005, 07:00 AM ET
Today Opportunity officially hits the one-year mark in its mission to explore Mars and send home data about the red planet's conditions and its history of water.
20 January 2005, 10:25 AM ET
The discovery of an iron meteorite sitting on Mars by NASA’s Opportunity rover has kick-started a wide-ranging discussion as to what the find may be telling us about the planet itself, past water conditions there, and just how peppered the red planet migh
04 January 2005, 07:00 AM ET
A new one-hour documentary NOVA: Welcome to Mars (Public Broadcasting System, Jan. 4 at 8:00 p.m. EST) chronicles the rover mission from the early days after Spirit's landing through the arrival of Opportunity and some following months.
04 January 2005, 07:00 AM ET
It's been a watershed year of science for the NASA Mars rover Spirit, a six-wheeled automaton that continues to probe the red planet's secrets as it clambers up the Columbia Hills.
03 January 2005, 07:00 AM ET
The Mars rover Spirit has come a long way since it hurtled down through the red planet's atmosphere and came to a bouncy, airbag-protected stop at Gusev Crater on Jan. 3, 2004. One year later, NASA celebrates.
31 December 2004, 03:47 PM ET
BOULDER, Colo. -- Like the adage here on Earth, so goes it for Mars: One person’s junk is another’s gold mine -- in this case, charred and busted up pieces of a heat shield.
27 December 2004, 09:40 AM ET
NASA’s Opportunity Mars Exploration Rover is wheeling about a field of spacecraft litter – the remains of heat shield hardware that protected the robot from its plunge through the martian atmosphere last January.
23 December 2004, 01:32 PM ET
An unprecedented look at broken and busted hardware on Mars is exciting spacecraft engineers.