Curiosity project scientist John Grotzinger told reporters that the rover had hit the "jackpot".
"Landsat is a critical asset, " said US space agency (Nasa) project scientist Dr Jim Irons.
Esa's Planck project scientist, Dr Jan Tauber, will not be drawn on the findings before the release in Paris.
"It's a big deal, " said Charles Lawrence, Planck project scientist at NASA's Jet Propulsion Laboratory, in a news briefing.
Gerry Soffen was the chief scientist, the project scientist - a world-class scientist.
"I'm in shock and awe at how bright it is, " said Julie McEnery, project scientist for the Fermi gamma-ray telescope.
This relative smoothness suggests the area's relative youth compared to other parts of the asteroid, project scientist Andrew Cheng said.
"We can see more clearly these pebbles all over the ground, " said Joy Crisp, a deputy project scientist with the mission.
"The drilling is going very well so far and we're making great progress with the early steps, " said Curiosity project scientist Prof John Grotzinger.
Julie McEnery, project scientist for the Fermi mission, said a deepening dark matter mystery has sparked the call for proposals to change the telescope's mission.
Richard Zurek, MPL project scientist, described the Denver Post exclusive as "premature", and said the crater theory was just one of several scenarios still being investigated.
It is a region that Curiosity project scientist John Grotzinger told the BBC's Horizon programme reads like a "book about the early environmental history of Mars".
" Ashwin Vasavada, a Curiosity project scientist at NASA's Jet Propulsion Laboratory, told reporters that controllers "couldn't be happier with the success of the mission so far.
But Hubble's deputy senior project scientist, Mal Niedner, said he was not concerned that the astronauts had to resort to refurbished gyroscopes, which lack the latest anticorrosive wiring.
"We will get a perspective that no one has seen before, of a spacecraft doing its final descent onto the Mars surface, " said deputy project scientist Ashwin Vasavada.
Andrew Cheng, project scientist for the Eros probe NEAR-Shoemaker, said the big question facing commercial space ventures remains what it will cost to get their equipment off Earth.
"Every few extra inches of sea level have very significant economic impacts, because they change the sea level, increase flooding and storm damage, " said, Zwally, ICESat Project Scientist.
CNN: Ice melting across globe at accelerating rate, NASA says
"We've named it Hottah, " said rover project scientist John Grotzinger.
"This is very exciting: Voyager is beginning to explore the final frontier of our Solar System, " said Edward Stone, a Voyager project scientist based at California Institute of Technology.
BBC: NEWS | Science/Nature | Voyager 'at edge of Solar System'
Project scientist John Grotzinger pointed out that such a search would require more sophisticated scientific equipment than even the advanced rover carries, if not a full-scale sample return mission.
MSN: Curiosity aims to unlock Mars mysteries - Technology & science - Space - Space.com | NBC News
But almost all of the experience gained from constructing and operating the VLT for more than a decade has found its way into the E-ELT, says E-ELT project scientist Spyromilio.
FORBES: European Southern Observatory (ESO) Sets 'First Light' For World's Largest Telescope
Timothy Liu, project scientist for a weather-watching NASA satellite called SeaWinds, said it was Floyd that finally prompted him to look for an explanation for this season's train of storms.
"The great thing about ALMA is that it will open up a genuinely new window on the universe, " said Dr. John Richer, an astrophysicist at Cambridge University and ALMA project scientist.
The Voyager project scientist at Nasa's Jet Propulsion Laboratory, Ed Stone, said he wanted to see a reorientation of the magnetic fields around the probe before declaring it to be in interstellar space.
"Before, we could hardly make out dunes there, " said Rich Zurek, project scientist for the Mars Climate Orbiter and Mars Polar Lander, set to arrive at the planet in September and December, respectively.
"It was more powerful than the famous March 6, 1989 flare which was related to the disruption of the power grids in Canada, " said Paal Brekke, a project scientist with the Solar and Heliospheric Observatory.
"The role of liquid water on Mars is of great importance for its habitability and this study using Mars Express describes a very large zone where groundwater was present for a long time, " said Olivier Witasse, a project scientist with ESA's Mars Express.
MSN: New proof that water existed underground on ancient Mars
Woodland, a Manhattan Project scientist, came up with the idea for bar codes while running his fingers through the sand, trying to figure out how to put a unique code on every item of merchandise that could be easily scanned by a mechanical device.
FORBES: The Patent Troll You Don't Read About In Bar-Code Inventor's Obituaries
"We have found a habitable environment which is so benign and supportive of life that if you had been on the planet, the water would have been pure enough to drink, " said planetary scientist John Grotzinger, at the California Institute of Technology, who is the mission's project scientist.
The "Mona Lisa" experiment was transmitted at a slow data rate of about 300 bits per second, but the "pathfinding achievement sets the stage for ... high data rate laser-communication demonstrations that will be a central feature of NASA's next moon mission, the Lunar Atmosphere and Dust Environment Explorer, " said Goddard's Richard Vondrak, the orbiter's deputy project scientist.
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