Gigapan Inaugural Image Is NASA-Derived Rover Technology
[/caption] If you've been oohing over CNN's "The Moment" "photo-synth" image of last week's presidential inauguration, there's another version that…
Neutron Star
Neutron stars are formed when large stars run out of fuel and collapse. To get a neutron star, you need…
What is a Shooting Star?
A shooting star is another name for a meteoroid that burns up as it passes through the Earth's atmosphere. So,…
January 26 Annular Eclipse Photos
[/caption] An annular solar eclipse earlier today was visible in South-East Asia, southern Africa and Australia. Thanks to M.R. Taufik…
What is a Binary Star?
The term binary star is a misnomer because it is actually a star system made up of usually two stars…
What is the North Star?
Were you wondering about the North Star? Firstly, you might expect one of the most famous stars in the night…
The Size of the Milky Way
[/caption] When you look up into the night sky on a clear night in a place that has little light…
How Does a Star Die?
So a star has reached middle age by fusing hydrogen into helium. Then what happens? Once a star has run…
Orbit of Saturn
[/caption] The orbit of Saturn lasts 29.7 years. In other words, during the time Saturn completes one full revolution around…