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Space Fossils
The Kuiper Belt is a disc-shaped region of icy objects beyond the orbit of Neptune -- billions of kilometers from our sun. Pluto and Eris are the best known of these icy worlds. There may be hundreds more of these ice dwarfs out there. The Kuiper Belt and even more distant Oort Cloud are believed to be the home of comets that orbit our sun.

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Prime Time for PANSTARRS
Prime Time for PANSTARRS
This week is prime time for observing this comet. (Next opportunity, the year 108,013 +/- a few hundred or thousand years.)Read More...
50 Years of Robotic Planetary Exploration: Claudia Alexander, Project Scientist at the Jet Propulsion Laboratory
50 Years of Robotic Planetary Exploration: Claudia Alexander, Project Scientist at the Jet Propulsion Laboratory
We asked them and here is what the experts had to say about the last 50 years of planetary robotic exploration.Read More...
Where the Sun and Ice Worlds Meet
Where the Sun and Ice Worlds Meet
The New Horizons SWAP instrument will study how distant Pluto and Charon interact with our Sun.Read More...
 
Prime Time for PANSTARRS
Prime Time for PANSTARRS
This week is prime time for observing this comet. (Next opportunity, the year 108,013 +/- a few hundred or thousand years.)Read More...
50 Years of Robotic Planetary Exploration: Claudia Alexander, Project Scientist at the Jet Propulsion Laboratory
50 Years of Robotic Planetary Exploration: Claudia Alexander, Project Scientist at the Jet Propulsion Laboratory
We asked them and here is what the experts had to say about the last 50 years of planetary robotic exploration.Read More...
Where the Sun and Ice Worlds Meet
Where the Sun and Ice Worlds Meet
The New Horizons SWAP instrument will study how distant Pluto and Charon interact with our Sun.Read More...