Astronomy
Weekend SkyWatcher’s Forecast – December 26-28, 2008
Greetings, fellow SkyWatchers! I trust everyone had a pleasant holiday? If you received new binoculars, a telescope or an eyepiece…
Map of the Milky Way
[/caption] The Milky Way is pretty hard to map, given that we live inside of it and have to peer…
Jupiter’s Atmosphere
It's hard to explain what the atmosphere of Jupiter is, since the planet is 90% hydrogen and 10% helium. Here…
Size of Mars
[/caption]The size of Mars can not be given in one set of numbers. Scientists describe a planet by many factors.…
Weekend SkyWatcher’s Forecast – December 19-21, 2008
Greetings, fellow SkyWatchers! Guess what? That big, ol' bright Moon is gone and it's time for us to go out…
What is the Atmosphere Like on Mars?
The atmosphere of Mars is less than 1% of Earth's, so it does not protect the planet from the Sun's…
Venus Greenhouse Effect
[/caption] You might be surprised to know that Venus is the hottest planet in the Solar System. With a global…
Phases of Venus
[/caption] Even in ancient times, astronomers knew that Venus changed in brightness in the sky. Sometimes it's like a dim…
Venus, the Morning Star and Evening Star
[/caption] One of the nicknames of Venus is "the Morning Star". It's also known as the Evening Star. Of course,…
Discovery of Venus
[/caption] Venus is one of the planets visible with the unaided eye. Because it has always been easy to see,…