|
Astronomy Picture Of the Day (APOD)
Unknown Dark Material on Mercury
6.07.2009
What is that strange material on Mercury? When flying by Mercury last October, the robotic MESSENGER spacecraft imaged much of the solar system's innermost planet in unprecedented detail. As common in science, new data bring new mysteries.
Genesis Missions Hard Impact
5.07.2009
A flying saucer from outer space crash-landed in the Utah desert in 2004 after being tracked by radar and chased by helicopters. No space aliens were involved, however. The saucer, pictured above, was the Genesis sample return capsule, part of a human-made robot Genesis spaceship launched in 2001 by NASA itself to study the Sun.
Mount Rushmore s Starry Night
4.07.2009
This starry night sky sparkles above the Black Hills of South Dakota and the United States' Mount Rushmore National Park. The historic site features enormous sculptures of four US presidents; George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln, carved into the southeast face of granite cliffs.
Perihelion and Aphelion
3.07.2009
This year Aphelion, the point in Earth's elliptical orbit when it is farthest from the Sun, occurs tomorrow, July 4th. Of course, that doesn't affect the seasons on our fair planet. Those...
Lyman Alpha Blob
2.07.2009
Dubbed a Lyman-alpha blob, an enormous cloud of hydrogen gas spans several hundred thousand light-years in this remarkable image (left), a composite of x-ray, optical, and infrared data from space and ground based observatories.
Three Galaxies in Draco
1.07.2009
This intriguing trio of galaxies is sometimes called the Draco Group, located in the northern constellation of (you guessed it) Draco. From left to right are edge-on spiral NGC 5981, elliptical galaxy NGC 5982...
The North America and Pelican Nebulae
30.06.2009
Here are some familiar shapes in unfamiliar locations. This emission nebula on the left is famous partly because it resembles Earth's continent of North America. To the right of the North America Nebula, cataloged as NGC 7000, is a less luminous nebula that resembles a pelican dubbed the Pelican Nebula.
Kaguya Spacecraft Crashes into the Moon
29.06.2009
Japan's Kaguya spacecraft crashed into the Moon last week, as planned. Officially named the Selenological and Engineering Explorer (SELENE), the spacecraft was given the nickname Kaguya after the princess in the Japanese folklore story The Tale of the Bamboo Cutter.
Fresh Tiger Stripes on Saturn's Enceladus
28.06.2009
Do underground oceans vent through the tiger stripes on Saturn's moon Enceladus? Long features dubbed tiger stripes are known to be spewing ice from the moon's icy interior into space, creating a cloud of fine ice particles over the moon's South Pole and creating Saturn's mysterious E-ring.
Saharan Starry Night
27.06.2009
This panoramic image of a starry night looks across a dry, desolate landscape. The magnificent view was recorded from Tassili National Park, in the heart of the Sahara desert in southern Algeria. Rising above...
|
January February March April May June July August September October November December |
|||||||||||||||||||||||||||||||||||||||||||||||||