By: Tenebris
Dwarf planets are now one of three categories of non-satellite, non-stellar objects orbiting the sun, the other two being planets and small solar system bodies. As defined by the International Astronomical Union (IAU) in 2006, a dwarf planet is a celestial body which: 1. Has...
By: Tenebris
Current conditions on Mars do not support the long-term existence of large masses of liquid water on the surface of Mars. In the modern age of astronomy but before Mariner, it was once thought that if there were any water on Mars, it could only...
By: Lenna Gonya
Even though we aren’t physically aware of it, the Earth is in a constant state of rotation and revolution. Our only indications are the very obvious differences in day and night, and the changing of the seasons caused by this never ending movement. Every...
Annual meteor showers: April's Lyrids
By: Aldrin A Wilding-West
Lyrids Meteor Shower 2011 April 17 to April 26 – No telescope required. The Lyrid meteor shower 2011 promises to be a meteor shower well worth watching, for astronomy enthusiasts and casual viewers alike. During the period April 17 to April 26 2011, Earth will...
By: John E. Patterson
Capacitors are one of the key elements in electronic circuits and are used to transport and distribute electric power throughout the United States, as well as in many of the other useful and innovative applications. What is a capacitor? The capacitor is an electrical component...
The role of interstellar dust in the formation of stars
By: Effie Moore Salem
Is dust beautiful and shiny? Of course not. How about the red sunsets and the colors of the rainbow and yes, even the stars themselves? Aren't those beautiful? Of course. Those two questions and answers explain that beauty is truly in the eye of the...
By: Ramona Taylor
In ancient times, our Solar System was seen as a fixed configuration of a few planets and the Sun circling the Earth. With the help of the Hubble Telescope and several deep space probes, man’s ability to study the stars improved and our celestial...
A look at what water on Mars means to astronomers
By: Sharmal Kelambi
Water is the main element of life on Earth. All forms of life depend on water. It was the place where life first evolved on this planet. So finding water on another planet suggests that same form of evolution can take place there as well...
By: Sharmal Kelambi
Mars, the fourth planet in the solar system, is also the closest to Earth. For generations, man was fascinated by its beauty in the night sky. Red planet, it was called, was attributed to the war god by Romans and even the name Mars is...
What are dwarf planets?
By: Effie Moore Salem
Dwarf planets are all those other planet like bodies in the solar system that somehow resemble the eight planets. Once there were nine planets but Pluto got demoted from a planet to the status of a dwarf planet. The special characteristics that make up a...

 

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