Earth Topics
Moonquakes
2006 — Sept. 20, 2011
NASA Astronautsare going back to The Moonand when they get there they may need quake-proof housing. The Moonis shaking with "shallow moonquakes" that researchers don't fully understand.
Solar Minimum has Arrived
2006 — April 6, 2011
Something's happening on the sun: all the sunspots have vanished. Solar physicists say this is a sign that solar minimum has arrived.
Bizarre Lunar Orbits
2006 — April 6, 2011
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.
Magnetic Moondust
2006 — Sept. 20, 2011
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 Astronautsreturn to the moon.
A Meteoroid Hits the Moon
2006 — April 6, 2011
Last month, astronomers watched a meteoroid blast a hole in the lunar Sea of Clouds. Their video of the event is a must-see.
The X-ray Transit of Mercury
2006 — April 6, 2011
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.
The Sky is Falling
2006 — April 6, 2011
Every day The Moonis 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.
Crash Landing on the Moon
2006 — April 6, 2011
At the dawn on the Space Age, the first spaceship to reach The Mooncrashed. Forty-seven years later, NASA plans to do it again.
Apollo Chronicles: Jack Skis the Moon
2006 — April 6, 2011
The ski report is out of this world: clear skies, no wind and deep powder. We're talking about the moon.
Breathing Moonrocks
2006 — Sept. 20, 2011
The Moonhas 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.