By: T. Scott Randolph
There was a long period of time that humans thought that they were the the only intelligent life in the entire universe. There are still a few hold outs to this train of thought but the greater majority of people believe that there is other...
By: Maria C Collins
The night sky is fascinating. Unfortunately, many people, who live in cities, never see the night sky in all its glory, because of light pollution. The sheer number of stars often surprises those, who move from city to very rural areas. Stargazing is fun for...
Star gazer's guide to the brightest stars in the night sky
By: Dr. Bryan Katz
There is probably no single best way to teach an aspiring stargazer how to identify the brightest stars in the night sky. One approach is to consult an astronomy guide that discusses individual constellations in detail. Another way is to obtain sky charts (or even...
Why large stars don't last as long as small stars
By: Dr Pandula Siribaddana
The birth and the death of a star remain a highly debated topic among those who are interested in the subject, although new technologies and centuries of research have given scientists a considerable amount of knowledge. It is such knowledge that could be used to...
By: Michael Totten
Dwarf stars range from yellow dwarf stars, such as the Sun, to red and white dwarf stars. Of all the stars in the sky which are visible to the naked eye, every single star is bigger than the Sun. Thus, dwarf stars are clearly hard...
By: Patrick Stephen Baker
NASA's Discovery Program is a set of low-cost, focused scientific space missions that are designed to explore the Solar System, generally, but not solely, centered on planetary bodies. However, for example, other Discovery Program missions include “Genesis,” a mission to collect charged particles...
Why the Search for Extraterrestrial Intelligence (SETI) may not be a good idea
By: T. Scott Randolph
Aliens, that is life that is from a place that isn't Earth, has been a hot debate for centuries. Most people in today's world accept it as fact that we aren't alone in the universe. There are are organizations like SETI that devote all of...
By: Michael Totten
The Large and Small Magellanic Clouds are part of the Local Group cluster of galaxies, which includes the Milky Way, but they are not bound gravitationally to the Milky Way. They can be found in the southern constellation Mensa. Both Magellanic Clouds were known as...
The importance of charting the orbits of near-Earth asteroids
By: Michael Totten
Near-Earth objects (NEOs) are solar system asteroids and comets which come closer than 1.3 astronomical units (AUs) from the Sun. Anything which comes closer than 1.0 AU from the Sun and is along the plane of the solar system will cross Earth's orbit...
By: D. Vogt
Near-Earth asteroids, generally defined as asteroids with orbits that bring them within just tens of millions of miles of planet Earth, are one of the most important subjects of space research today. Charting the orbits of near-Earth asteroids is important for pure scientific curiosity, as...

 

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