Astronomy
Viewing Alert: Hunting The Edge of Space
The PBS series "Nova" has produced a two-part special in honor of two remarkable anniversaries: the 20th anniversary of the…
Surface of the Moon
[/caption]Despite the close proximity between the Earth and the Moon, there's a big difference between the surface of the Moon…
Astronomers Image Mysterious Dark Object That Eclipses Epsilon Aurigae
Epsilon Aurigae has baffled astronomers since the 1800's, but new images are providing insight into this very unusual eclipsing binary…
Spectacular Radar Failed Belly Flip (Video) and Docking links Discovery to ISS
Space Shuttle Discovery performed a spectacular “Radar Failed” rendezvous and docking at the International Space Station this morning (April 7)…
Dark Nebula
[/caption] If you've been out at night, when the air is clear, the Moon is on the other side of…
What is a Joule?
When we raise an apple up to a height of one meter, we perform approximately one joule of work. So…
Radioactive Decay
When a nucleus undergoes radioactive decay - or decays, radioactively – it changes its state to one of a lower…
What is Dark Matter?
"Dark matter", in astronomy, usually means "cold, non-baryonic dark matter". This is a form of mass which reacts with other…
How Many Oceans are there in the World?
How many oceans are there in the world? This question may not be as easy to answer as you may…
Mystery Object Found Orbiting Brown Dwarf
[/caption] Big planet or companion brown dwarf? Using the Hubble Space Telescope and the Gemini Observatory, astronomers have discovered an…