Planetary Science
- Planetary Science
Martian Gullies: Carved by melting snow?
Melting snow may have sculpted the recently formed gullies found at midlatitudes on Mars.
- Planetary Science
Space Class
If you’re looking for classroom materials tied to recent NASA news reports, such as evidence suggesting the presence of water on Mars, this Web site pulls together a variety of articles, images, and Web links related to any given report. The archive includes topics such as solar storms, meteors, planetary alignments, eclipses, and many others. […]
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- Planetary Science
New moons for Neptune?
Astronomers say they have discovered three additional moons circling Neptune.
- Planetary Science
Martian leaks: Hints of present-day water
In some of the coldest regions on Mars, water appears to have recently gushed from just beneath the surface, running down crater walls and steep valleys.
- Planetary Science
Mars reveals more frozen water
Planetary scientists have discovered ice near the edge of Mars' south polar cap.
- Planetary Science
Fresh crater found on lunar images
Scientists analyzing images of the moon's surface taken from lunar orbit believe they've identified the crater that formed when a small asteroid slammed into the moon almost 5 decades ago.
- Planetary Science
Fresh crater found on lunar images
Scientists analyzing images of the moon's surface taken from lunar orbit believe they've identified the crater that formed when a small asteroid slammed into the moon almost 5 decades ago.
- Planetary Science
Martian History: Weathering a new notion
Researchers suggest that intermittent impacts by huge asteroids and comets some 3.5 billion years ago profoundly influenced the landscape of Mars.
- Planetary Science
X rays reveal Eros’ primitive nature
Aided by a blast of X rays from the sun, a spacecraft orbiting the near-Earth asteroid 433 Eros has gathered preliminary evidence that the rock is a primitive relic, apparently unchanged since the birth of the solar system.
- Planetary Science
Seeing Saturn
After 5 years of interplanetary travel, the Saturn-bound Cassini spacecraft has taken its first picture of the ringed planet.
- Planetary Science
Martian Radiation: Giving off a faint X-ray glow
Astronomers have for the first time taken an X-ray image of the Red Planet.
