Astrophoto: Conjunction from South Australia
Many photographers sent in their images of the recent planetary conjunction of Venus, Mercury and Saturn. Here's a picture taken…
Deep Impact Made a Bright Flash
When Deep Impact's impactor spacecraft smashed into Comet Tempel 1, the two objects collided at a speed of 10 km/s…
Book Review: Big Bang: The Origin of the Universe
What is the nature of the Universe in which we live? This is probably one of the most profound questions…
Deep Impact Smashes Into Tempel 1
NASA's Deep Impact mission completed its primary goal July 4th, when its impactor spacecraft smashed into Comet Tempel 1. NASA…
Book Review: Conflict in the Cosmos, Fred Hoyle’s Life in Science
It always happens. You go to buy something. You've got a list of all the necessary parameters, you've set a…
Largest Core in an Extrasolar Planet
Astronomers have found an extrasolar planet that contains the largest core ever seen in a planet. This planet orbits the…
Hubble’s View of Deep Impact
The powerful Hubble Space Telescope was on hand to watch the collision between Deep Impact and Comet Tempel 1. Even…
What’s Up This Week – July 4 – July 10, 2005
Greetings, fellow SkyWatchers! The big news is Deep Impact, and while we're waiting we'll view the "Cat's Eye". With New…
Astrophoto: Mercury, Venus and Saturn
David McCormack took this picture of Venus, Mercury and Saturn during their recent conjunction from Sunbury, Australia. Do you have…
Deep Impact Releases Impactor
NASA's Deep Impact spacecraft released its impactor "probe" Sunday morning, and changed its trajectory to pass a comfortable distance from…