When Vega is North
In only about 12,000 years Vega will be the North Star, the closest bright star to our fair […]
NASA
At the Limit of Diffraction
Did you ever want to just look through the eyepiece of a large telescope in space? If you […]
Summer Triangles over Japan
Have you ever seen the Summer Triangle? The bright stars Vega, Deneb, and Altair form a large triangle […]
Gravitational Anomalies of Mercury
What’s that under the surface of Mercury? The robotic MESSENGER spacecraft that had been orbiting planet Mercury for […]
An Unexpected Aurora over Norway
Sometimes the sky lights up unexpectedly. A trip to northern Norway to photograph auroras was not going as […]
Moonrise Through Mauna Keas Shadow
How can the Moon rise through a mountain? It cannot — what was photographed here is a moonrise […]
M51: The Whirlpool Galaxy
Follow the handle of the Big Dipper away from the dipper’s bowl until you get to the handle’s […]
MESSENGER’s Last Day on Mercury
The first to orbit Mercury, the MESSENGER spacecraft came to rest on this region of Mercury’s surface yesterday. […]
Across the Sun
A long solar filament stretches across the relatively calm surface of the Sun in this telescopic snap shot […]
Space Station over Lunar Terminator
What’s that in front of the Moon? It’s the International Space Station. Using precise timing, the Earth-orbiting space […]