The Diameter of Venus
The diameter of Venus is 12,100 km. That is 95% of the diameter of Earth. There are many similarities between…
Carnival of Space #54
We have another new host for the Carnival of Space. This week we look to David S. F. Portree and…
Mapquesting the Solar System
Map generators like Mapquest and Yahoo! Maps have bailed me out quite a few times, helping me get where I…
Elusive Molecule Found in Venus’ Atmosphere
Hydroxyl, an important but difficult-to-detect molecule, has been found in the upper atmosphere of Venus by the Venus Express spacecraft.…
“Fusionman” Soars the Skies (Gallery)
A Swiss adventurer who calls himself Fusionman tried out a new jet powered carbon wing, and successfully flew for 5…
How to Escape From a Black Hole
According to Einstein's theory of general relativity, black holes are regions of space where gravity is so strong that not…
How Did Venus Get its Name?
Venus is one of the 5 planets visible with the unaided eye. This means that ancient people knew of Venus,…
How Long is a Day on Mercury
Mercury has very very long days. How long is one day on Mercury? Each day on Mercury lasts as long…
Pole Shift on Europa?
Curved features on Jupiter's moon Europa may indicate that its poles have wandered by almost 90°, a new study reports.…
New NASA Study Links Humans to Changes On Earth
A new NASA-led study shows human-caused climate change has made an impact on a wide range of Earth's natural systems,…