Latest Chad Trujillo Stories
The annual Perseid Meteor Shower will peak this weekend. In addition to providing a fantastic light show every summer, the Perseid shower provides “celestial pollution” which helps astronomers see the universe in greater detail.
The European Southern Observatory announced on Wednesday that astronomers have accurately measured the diameter of the dwarf planet Eris for the first time.
When planetary scientists announced on July 29 that they had discovered a new planet larger than Pluto, the news overshadowed the two other objects the group had also found. But all three objects are odd additions to the solar system, and as such could revolutionize our understanding of how our part of the celestial neighborhood evolved.
Recent spectroscopic studies, of infrared light reflected from the surface of Sedna reveal that it is probably unlike Pluto and Charon since Sedna's surface does not display evidence for a large amount of either water or methane ice.
Quaoar -- Quaoar ("kwah-oh-ahr", /kwA o Ar/) is a Trans-Neptunian object circling the Sun in the Kuiper belt, discovered in 2002 by astronomers Chad Trujillo and Mike Brown at the California Institute of Technology in Pasadena, California. Quaoar is estimated to have a diameter of about 1,280 kilometres, which would make it the largest Solar System object discovered since Pluto and, indeed, the largest known minor planet. Larger than all the asteroids put together, it is about one...
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