Science at Nasa
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Spectacular Conjunction
Mercury, Venus and Saturn are converging for a spectacular close encounter this weekend.
Approaching Mars
Earth and Mars will have a breathtaking close encounter in October 2005.
Summer Moon Illusion
The lowest-hanging full moon in 18 years is going to play tricks on you this week.
NASA Naps
NASA-supported sleep researchers are learning new and surprising things about naps.
A Hitchhiker's Guide to the Moon
Humans will need more precise maps when they return to the Moon.
Was Einstein a Space Alien?
One hundred years ago, Albert Einstein stunned physicists with his out-of-this-world ideas.
Mysterious Cancer
Researchers agree that space radiation can cause cancer. They're just not sure how.
Moon Water
Some researchers believe there's water on the Moon in reach of human explorers.

Nasa Breaking News
NASA Announces Aeronautical Centennial Challenge
NASA and the Comparative Aircraft Flight Efficiency Foundation announced the first aeronautical competition in the Centennial Challenges program.
Agency Sets Online Web Stream Record
The STS-114 launch was one of the biggest events in Internet history, with 433,000 simultaneous webcast streams of NASA TV during the launch.
NASA Posts Shuttle Status Reports Online
NASA plans to issue and post status reports twice daily during the Return to Flight Space Shuttle mission (STS-114).
Research Helps Develop New Light Jet Aircraft
NASA has contributed to the development of aircraft called Very Light Jets, some of which are making public debuts at AirVenture 2005.
NASA TV Broadcasts Coverage of Goes-N Launch
NASA TV's Media Channel will carry the GOES-N launch starting at 6:15 p.m. EDT, Friday. The launch window is from 6:23 to 7:01 p.m. EDT.
Chandra Neon Discovery Solves Solar Paradox
Neon atoms, along with carbon, oxygen and nitrogen, play an important role in how quickly energy flows from nuclear reactions in the sun's core to its edge, where it then radiates into space.
Space Shuttle Returns to Flight
NASA?s Space Shuttle Return to Flight mission (STS-114) is under way. Space Shuttle Discovery lifted off Tuesday from NASA?s Kennedy Space Center, Fla. at 10:39 a.m. EDT.
NASA Official Named Hispanic Engineer of the Year
Alphonso V. Diaz, Associate Administrator of NASA's Science Mission Directorate, was selected as Hispanic Engineer of the Year by the Hispanic Engineer National Achievement Awards Corporation (HENAAC).
NASA Names Advanced Technology Providers
NASA's Science Mission Directorate selected 11 technology investigators as part of the New Millennium Program, Space Technology 9 Project.
Goes-N Satellite Ready for Launch
The Geostationary Operational Environmental Satellite-N (GOES-N) launch window is from 6:23 to 7:01 p.m. EDT, Friday, July 29.

Science at Nasa
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Spectacular Conjunction
Mercury, Venus and Saturn are converging for a spectacular close encounter this weekend.
Approaching Mars
Earth and Mars will have a breathtaking close encounter in October 2005.
Summer Moon Illusion
The lowest-hanging full moon in 18 years is going to play tricks on you this week.
NASA Naps
NASA-supported sleep researchers are learning new and surprising things about naps.
A Hitchhiker's Guide to the Moon
Humans will need more precise maps when they return to the Moon.
Was Einstein a Space Alien?
One hundred years ago, Albert Einstein stunned physicists with his out-of-this-world ideas.
Mysterious Cancer
Researchers agree that space radiation can cause cancer. They're just not sure how.
Moon Water
Some researchers believe there's water on the Moon in reach of human explorers.

Nasa Breaking News
Young Named Ambassador of Exploration
Space pioneer John Young has been named a NASA Ambassador of Exploration.
NASA Moving Toward Tuesday Launch Attempt For Shuttle Discovery
With some work still to go, NASA is moving toward a new launch attempt for the Space Shuttle Discovery Tuesday, July 26, at 10:39 a.m. EDT.
Deep Impact Future Mission Status
Today's scheduled burn places the spacecraft on a trajectory to fly past Earth in late December 2007.
NASA Updates Media About Return to Flight
Space Shuttle managers will brief reporters today at a news conference that starts no earlier than 5:30 p.m. EDT.
NASA's Space Shuttle Crew Returns
The crew of Space Shuttle Discovery's Return to Flight mission (STS-114) returns to NASA's Kennedy Space Center at 11:30 a.m. EDT, Friday.
New Mars Orbiter Will Sharpen Vision of Exploration
Launch opportunities begin Aug. 10 for the Mars Reconnaissance Orbiter. The spacecraft will examine Martian features ranging from the top of the atmosphere to underground layering.
NASA Helps Smooth Bumpy Airline Rides
Most airline passengers and flight crews have one thing in common: they don't like turbulence.
Shuttle Launch at Least One Week Away
NASA is targeting Tuesday, July 26 as the earliest possible date to launch the Space Shuttle Discovery on the Return to Flight mission.
NASA Provides Latest Shuttle Launch Status
Space Shuttle managers will brief reporters today about STS-114 at a news conference to start no earlier than 5:30 p.m. EDT.
Statement From Commander Collins
"While the launch delay is disappointing, we have strong confidence that the mission will launch safely and successfully."

Science at Nasa
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Spectacular Conjunction
Mercury, Venus and Saturn are converging for a spectacular close encounter this weekend.
Approaching Mars
Earth and Mars will have a breathtaking close encounter in October 2005.
Summer Moon Illusion
The lowest-hanging full moon in 18 years is going to play tricks on you this week.
NASA Naps
NASA-supported sleep researchers are learning new and surprising things about naps.
A Hitchhiker's Guide to the Moon
Humans will need more precise maps when they return to the Moon.
Was Einstein a Space Alien?
One hundred years ago, Albert Einstein stunned physicists with his out-of-this-world ideas.
Mysterious Cancer
Researchers agree that space radiation can cause cancer. They're just not sure how.
Moon Water
Some researchers believe there's water on the Moon in reach of human explorers.

Nasa Breaking News
Briefing Previews Next Step for Exploring Mars
NASA announced launch opportunities start Aug. 10, 2005, for the next mission to Mars, using the Mars Reconnaissance Orbiter robotic spacecraft.
Shuttle Launch Rescheduled
Next attempt will be no earlier than Saturday, July 16.
Yahoo! and Akamai to Bring Shuttle Mission Online
Innovative agreements with Yahoo! Inc. and Akamai Technologies, Inc. help NASA bring the Return to Flight mission to Internet users.
A Statement From the Columbia Families on NASA's Return to Flight
We hope we have learned, and will continue to learn, from each of these accidents, so that we will be as safe as we can be in this high risk endeavor.
Telescope Launched on Japanese Observatory
A pioneering X-ray detector, developed by NASA and Japan's ISAS was successfully launched on a new space observatory.
Crew Exploration Vehicle Contracts Awarded
NASA authorized two eight-month contracts to support a July 2006 review of the engineering systems for the new Crew Exploration Vehicle.
Return to Flight Activities Updated
The latest, detailed information about the Space Shuttle Discovery's Return to Flight Mission is updated on the Web.
Former Astronaut Stafford Awarded Moon Rock
Former NASA astronaut Lt. Gen. Thomas P. Stafford, USAF (Ret.) will receive a commemorative moon rock as part of NASA's Ambassador of Exploration program.
NASA Posts Space Shuttle Flight Readiness Review Charts Online
The briefing charts from the Space Shuttle Return to Flight mission Flight Readiness Review meeting are available on the NASA Web site.
Deep Impact Tells a Tale of the Comet
Data indicate an immense cloud of fine powdery material was released when the probe slammed into the nucleus of comet Tempel 1 at 6.3 miles per second.

Science at Nasa
Deep Impact
On the July 4, a NASA spacecraft will blast a hole in Comet Tempel 1.
Spectacular Conjunction
Mercury, Venus and Saturn are converging for a spectacular close encounter this weekend.
Approaching Mars
Earth and Mars will have a breathtaking close encounter in October 2005.
Summer Moon Illusion
The lowest-hanging full moon in 18 years is going to play tricks on you this week.
NASA Naps
NASA-supported sleep researchers are learning new and surprising things about naps.
A Hitchhiker's Guide to the Moon
Humans will need more precise maps when they return to the Moon.
Was Einstein a Space Alien?
One hundred years ago, Albert Einstein stunned physicists with his out-of-this-world ideas.
Mysterious Cancer
Researchers agree that space radiation can cause cancer. They're just not sure how.
Moon Water
Some researchers believe there's water on the Moon in reach of human explorers.
Solar Eclipse
On April 8th in North America crescent-shaped sunbeams will dapple the ground during a partial solar eclipse.

Nasa Breaking News
Addendum Added to Shuttle Plan
An addendum to the latest version of "NASA's Implementation Plan for Space Shuttle Return to Flight and Beyond" now is publicly available.
Sea Level Monitored by NASA Satellites
With new satellite measurements, scientists are able to better predict the rate at which sea level is rising and the cause of that rise.
Return to Flight Web and Launch Coverage Announced
NASA is featuring a prelaunch webcast and extensive launch day coverage of the Space Shuttle Discovery's Return to Flight mission.
Greatest Comet Hunter Approaches Major Milestone
The SOHO spacecraft is a joint effort between NASA and the European Space Agency. It has accounted for approximately one-half of all comet discoveries with computed orbits in the history of astronomy.
Spectacular Impact Draws Millions to NASA Portal
Internet users downloaded almost 80 million Web pages in the 24 hours starting at 8 p.m. EDT, Sunday, a one-day record for the NASA Web portal.
Station Crew Discusses Shuttle Visit
The crew of the International Space Station will field questions from reporters during an in-flight news conference at 11 a.m. EDT, Friday, July 8.
Space Shuttle Return To Flight Live Interviews
The interviews will be conducted via satellite link-up with NASA TV.
Deep Impact Generates Its Own Spectacular Flash
23,000 mph makes for a big hit.
Deep Impact Fireworks Kick off Fourth of July
'Spectacular impact' comes right on schedule.
International Space Station StatusReport: SS05-034
The Space Station's Expedition 11 Commander Sergei Krikalev and Flight Engineer John Phillips spent time this week preparing for the first joint Shuttle and Station mission since Endeavour departed in December 2002.

Science at Nasa
Spectacular Conjunction
Mercury, Venus and Saturn are converging for a spectacular close encounter this weekend.
Approaching Mars
Earth and Mars will have a breathtaking close encounter in October 2005.
Summer Moon Illusion
The lowest-hanging full moon in 18 years is going to play tricks on you this week.
NASA Naps
NASA-supported sleep researchers are learning new and surprising things about naps.
A Hitchhiker's Guide to the Moon
Humans will need more precise maps when they return to the Moon.
Was Einstein a Space Alien?
One hundred years ago, Albert Einstein stunned physicists with his out-of-this-world ideas.
Mysterious Cancer
Researchers agree that space radiation can cause cancer. They're just not sure how.
Moon Water
Some researchers believe there's water on the Moon in reach of human explorers.
Solar Eclipse
On April 8th in North America crescent-shaped sunbeams will dapple the ground during a partial solar eclipse.
Picking on Einstein
NASA's Gravity Probe B spacecraft aims to confirm Einstein's theory of relativity ... or provide the first evidence against it.

Nasa Breaking News
Cassini Reveals Lake-Like Feature on Titan
NASA's Cassini spacecraft captured a series of images showing a marking, darker than anything else around it.
NASA Announces Deep Impact Mission Coverage
At 1:52 a.m. EDT on July 4, NASA's Deep Impact mission will provide scientists with the first-ever opportunity to view the pristine material beneath the surface of a comet.
NASA's Space Shuttle Processing Status Report: S05-025
NASA's Shuttle fleet is housed and processed at the Kennedy Space Center (KSC), Fla.
Return to Flight Task Group Changes Final Public Meeting
The Stafford-Covey Return to Flight Task Group will conduct its final public meeting at 1 p.m. EDT today.
NASA Studying Tropical Cyclones
Researchers will travel to Costa Rica to investigate the birthplace of tropical cyclones, searching for clues to better predict hurricanes.
International Space Station Status Report: SS05-033
The International Space Station crew spent much of the week unpacking and using supplies from the newly docked Progress cargo craft.
NASA to Announce Key Decisions About Shuttle Return to Flight
NASA officials will update the media Thursday, June 30, after two days of meetings to determine the Space Shuttle Discovery's readiness for launch.
NASA Issues Request for Technology Transfer Proposal
NASA today announced the release of the Technology Transfer Transformation Request for Proposals (RFP).
Administrator Appoints Joe Davis Strategic Communications Chief
NASA Administrator Michael Griffin has appointed Joe Davis as Chief of Strategic Communications, responsible for the overall communications and outreach strategy for the agency.
Mould Named Assistant Administrator for Public Affairs
NASA Administrator Griffin announced the appointment of David R. Mould as the assistant administrator for the Office of Public Affairs.