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12.28.2006 - True Fakes: Scientists Make Simulated Moondust
The Moon: NASA is returning to the Moon, but first NASA engineers would like to test designs for lunar landers and rovers on genuine lunar soil. Just one problem: There's not enough real moondust to go around. So scientists are making some "true fakes."
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12.21.2006 - Scientists Predict Big Solar Cycle
Space Weather: Evidence is mounting: the next solar cycle is going to be a big one.
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12.12.2006 - The 2006 Geminid Meteor Shower
Looking Up: The best meteor shower of the year peaks this week on Thursday, Dec. 14th.
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12.11.2006 - Don Pettit Goes to Antarctica
Science Education: Astronaut Don Pettit has just landed in the meteorite-rich ice fields of Antarctica where he plans to launch a series of edgy and entertaining science experiments to be shared with the general public.
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12.1.2006 - Lunar Leonid Strikes
The Moon: The Moon is getting hit by meteoroids more often than anyone expected. That's the tentative conclusion of astronomers who recently saw two Leonids hit the Moon and explode.
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11.30.2006 - A New Paradigm for Lunar Orbits
The Moon: Orbiting the Moon is tricky. There's a big planet nearby (Earth) that tugs on satellites and destabilizes their orbits. NASA researchers have an idea for a new class of orbits that may solve the problem.
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11.21.2006 - Thanksgiving Skies
Looking Up: Flying somewhere for Thanksgiving? Think of it as a sky watching opportunity. There are some things you can see only through the window of an airplane.
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11.17.2006 - The X-ray Transit of Mercury
Solar Physics: Using a high-resolution X-ray telescope, Japan's new Hinode spacecraft captured some unique and beautiful images of last week's Transit of Mercury.
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11.16.2006 - Crabs Give Blood for Space Travel
Living in Space: Soon, astronauts onboard the ISS will test a high-tech medical device that uses primitive enzymes from horseshoe crabs to diagnose human illness.
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11.14.2006 - Return of the Leonids
Looking Up: Earth is heading for a cloud of comet dust that could produce an outburst of Leonid meteors on Nov. 19th.
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11.9.2006 - Is the Moon Still Alive?
The Moon: Conventional wisdom says the Moon is dead. Conventional wisdom may be wrong. Today in the journal Nature, a team of scientists announced evidence for fresh geologic activity on the Moon.
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11.6.2006 - Bizarre Lunar Orbits
The Moon: Mysterious concentrations of mass in the Moon's ancient lava seas disturb the orbits of Moon-circling spacecraft. NASA is taking these "mascons" into account as the agency prepares to return to the Moon.
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11.2.2006 - First Light for Hinode
Space Weather: A new space telescope onboard Japan's Hinode spacecraft is beaming back some fantastic images of the sun.
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10.30.2006 - Sci-fi Life Support
Space Station: Researchers are putting the finishing touches on a new life support system for the ISS that seems to come right out of the pages of science fiction.
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10.26.2006 - A Growing Intelligence around Earth
Earth Science: A satellite orbiting Earth is learning to think for itself. This artificial intelligence offers a powerful new way to study Earth, and it may prove useful on other planets, too.
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10.20.2006 - 2006 Transit of Mercury
Looking Up: Mark your calendar: On Wednesday, Nov 8th, the planet Mercury will pass directly in front the Sun.
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10.3.2006 - Novarupta
Earth Science: Climate scientists are learning new things from an old and very powerful Alaskan volcano: Novarupta.
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9.28.2006 - Strange Moonlight
Looking Up: When the Harvest Moon rises on Oct. 6th, go outside. You may notice a few puzzling things.
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9.21.2006 - Surprises from the Edge of the Solar System
Space Science: NASA's Voyager 1 spacecraft has entered a new realm of space, and it's beaming back some surprises.
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9.13.2006 - Electric Ice
Lightning: Imagine looking inside a million clouds. That's what NASA researchers have done using the TRMM satellite to explore the strange connection between lightning and ice.
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9.1.2006 - Solar Sentinels
Space Weather: With astronauts returning to the Moon, reliable forecasts of space weather are more important than ever. A new proposed mission called "Solar Sentinels" would surround the sun with spacecraft to keep an eye on solar activity.
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8.30.2006 - SMART-1 to Crash the Moon
The Moon: A European spaceship is about to crash into the Moon. Amateur astronomers may be able to observe the impact.
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8.25.2006 - Martian Misinformation
Looking Up: Contrary to a wide-spread report, Mars will not look as big as the full Moon on August 27th. In fact, the red planet will be nearly invisible to the human eye. There is, however, something real to see on August 27th--a morning alignment of Venus and Saturn.
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8.23.2006 - Mariner Meteor Mystery, Solved?
Mars Exploration: In 1967, NASA's Mariner 4 spacecraft was hit by a surprising flurry of meteoroids--a shower more intense than any Leonid meteor storm. Where did the meteoroids come from? It's been a mystery for 40 years.
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8.15.2006 - Backward Sunspot
Space Weather: A strange little sunspot may herald the coming of one of the stormiest solar cycles in decades.
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8.7.2006 - Perseid Earthgrazers
Looking Up: When the Perseid meteor shower peaks on August 12th, the nearly-full Moon is going to spoil the show. But there might be something to see before the Moon rises: a side-show of Perseid Earthgrazers.
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8.4.2006 - Lunar X Games
The Moon: The X Games are underway in Los Angeles. One day--who knows?--they might be held on the Moon.
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7.28.2006 - Crash Landing on the Moon
The Moon: At the dawn on the Space Age, the first spaceship to reach the Moon crashed. Forty-seven years later, NASA plans to do it again.
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7.26.2006 - Birthplace of Hurricanes
Earth Science: NASA researchers are joining an international campaign to catch hurricanes in the act of being born.
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7.19.2006 - Wide Awake in the Sea of Tranquillity
Astronauts: The fourth installment of Science@NASA's Apollo Chronicles explains why Neil Armstrong and Buzz Aldrin couldn't fall asleep in the Sea of Tranquillity.
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6.29.2006 - A Heavenly Sky Show on the 4th of July
Looking Up: Who needs fireworks? As night falls on the 4th of July, a moon, a giant planet and a spaceship will emerge from the twilight for a sky show of their own.
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6.26.2006 - Lunar Swirls
The Moon: Pale swirls on the surface of the Moon have been puzzling researchers for decades. Fresh clues are in the offing as NASA prepares a new round of lunar exploration.
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6.13.2006 - A Meteoroid Hits the Moon
The Moon: Last month, astronomers watched a meteoroid blast a hole in the lunar Sea of Clouds. Their video of the event is a must-see.
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6.9.2006 - Corkscrew Asteroids
Asteroids: A tiny asteroid corkscrewing around Earth for the past seven years is about to leave the neighborhood.
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6.5.2006 - Huge Storms Converge
Jupiter: The two biggest storms in the solar system are about to go bump in the night, in plain view of backyard telescopes.
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6.1.2006 - Droids on the ISS
International Space Station: A little droid is roaming the corridors of the International Space Station, and more are on the way.
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5.30.2006 - An Alignment of Stars and Planets
Looking Up: Something remarkable is about to happen in the evening sky. Three planets and a star cluster are converging for a close encounter you won't want to miss.
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5.26.2006 - Good News and a Puzzle
Earth Science: Earth's ozone layer appears to be on the road to recovery, but the reasons why aren't fully understood.
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5.22.2006 - Hard-nosed Advice to Lunar Prospectors
The Moon: A 22-year veteran of prospecting and mining on Earth has some no-nonsense advice for lunar explorers.
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5.12.2006 - In Search of Crater Chains
Comets & Meteors: What happens when a fragmented comet hits the surface of a planet? It makes a chain of craters. Researchers are looking for evidence of these crater chains here on Earth.
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5.10.2006 - Long Range Solar Forecast
Space Weather: The Sun's Great Conveyor Belt has slowed to a record-low crawl, which has important implications for future solar activity: Solar Cycle 25 peaking in 2022 could be one of the weakest in centuries.
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5.5.2006 - Breathing Moonrocks
The Moon: The Moon has plentiful oxygen for future astronauts. It's lying on the ground. NASA researchers have developed a device that can extract breathable oxygen from lunar soil.
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5.4.2006 - The Pull of Jupiter
Looking Up: Right now, Jupiter is having a close encounter with Earth. The giant planet is very bright in the night sky and looks terrific through backyard telescopes.
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4.28.2006 - The Sky is Falling
The Moon: Every day the Moon is hit by a surprising number of meteoroids. NASA researchers are poking through old Apollo data to find out if these projectiles pose a threat to future explorers.
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4.19.2006 - Lunar Dust Buster
The Moon: NASA researchers have built a device that picks up moondust and takes it for a ride on an electrodynamic wave--like a surfer on the ocean. Their invention could come in handy when astronauts return to the Moon.
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4.11.2006 - Venus Meets a Planet Named George
Looking Up: This month, Venus can guide you to a naked-eye planet that ancient astronomers inexplicably failed to see.
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4.10.2006 - In Search of Water, NASA Spacecraft to Hit the Moon
The Moon: NASA today announced that a small spacecraft named LCROSS has been selected to travel to the moon to look for precious water ice at the lunar south pole in October 2008.
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4.5.2006 - Planets around Dead Stars
Planetary Astronomy: NASA's Spitzer Space Telescope has found a disk of dusty debris surroundung a long-dead star. It is the kind of disk where planets are born, raising the possibility that second-generation planets can form around stars after they go supernova.
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4.4.2006 - Magnetic Moondust
The Moon: Researchers have discovered something odd about fine-powdered moondust--it's magnetic. This raises the possibility that magnets could be used for dust abatement when astronauts return to the moon.
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3.24.2006 - Mini-Comets Approaching Earth
Comets & Meteors: A cometary "string-of-pearls" will fly past Earth in May 2006 giving astronomers a fantastic view of a comet in its death throes.
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3.22.2006 - Was Einstein Wrong About Space Travel?
Life Science: According to Einstein's theory of relativity, space travel is a good way to stay young. But Einstein forgot one thing--the biology of space radiation.
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3.15.2006 - Moonquakes
The Moon: NASA astronauts are going back to the moon and when they get there they may need quake-proof housing. The moon is shaking with "shallow moonquakes" that researchers don't fully understand.
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3.10.2006 - Solar Storm Warning
Space Weather: This week researchers announced that a storm is coming--the most intense solar maximum in fifty years.
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3.9.2006 - Radical! Liquid Water on Enceladus
Planetary Exploration: NASA's Cassini spacecraft has found evidence of liquid water reservoirs that erupt in Yellowstone-like geysers on Saturn's moon Enceladus.
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3.6.2006 - Solar Minimum has Arrived
Solar Physics: Something's happening on the sun: all the sunspots have vanished. Solar physicists say this is a sign that solar minimum has arrived.
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3.3.2006 - Jupiter's New Red Spot
Jupiter: Backyard astronomers, grab your telescopes. Jupiter is growing a new red spot.
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2.21.2006 - See the Incredible Shrinking Planet
Looking Up: Mercury makes a rare appearance in the evening sky this week.
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2.14.2006 - Big Air on the Moon
The Moon: Olympic aerialist and gold medal winner Eric Bergoust discusses the wonderful possibilities of ski-jumping on the moon.
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2.8.2006 - Lunar Olympics
Looking Up: If winter Olympic Games were held on the moon, where would they be? The lunar Alps, of course.
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1.30.2006 - The Mysterious Smell of Moondust
The Moon: Long after the last Apollo astronaut left the moon, a mystery lingers: Why does moondust smell like gunpowder?
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1.26.2006 - SuitSat
International Space Station: Using a simple police scanner or ham radio, you can listen to a disembodied spacesuit circling Earth.
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1.17.2006 - Apollo Chronicles: Jack Skis the Moon
The Moon: The ski report is out of this world: clear skies, no wind and deep powder. We're talking about the moon.
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1.9.2006 - Electric Hurricanes
The Physics of Lightning: Three of the most powerful hurricanes of 2005 were filled with mysterious lightning.
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1.3.2006 - Apollo Chronicles: Dark Shadows
Astronauts: Astronauts have noticed something strange about shadows on the moon.
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