Types of asteroids
By: Nick Ford
When Sir William Herschel first used the word asteroid in 1802 he used it to describe an object with a point like appearance like a star which moved through the heavens like a planet. When this description became popular in the second half of the...
By: Jordin Lumsden
Saturn is among the grandest of the eight planets in our solar system. Galileo first saw Saturn through is telescope in the year 1610. He was intrigued to see what looked like ears on the each side of the giant globe that was Saturn. Once...
The difference between astronomy and astrophysics
By: Nick Ford
Astronomy and astrophysics are very closely related topics. For most purposes the terms can be used interchangeably and only a pedant would try to tease out the difference. Both subjects are concerned with the study of matter and energy outside the Earth’s atmosphere. Historically...
Planet facts: Neptune
By: Jack Merridew
A blue gas sphere isolated farthest from the Sun, Neptune is an ocean jewel in the coldest region of our solar system. Neptune's atmosphere is hard to imagine from our Goldilocks perspective on Earth, placed in such perfect proximity to the Sun. The Sun's effect...
By: Johnnie D Williams
Learning the types of nebulae enhances any astronomer’s view of the universe as it’s currently known. These vast clouds, often measuring two hundred light years across, feature a differing characteristic that help define the various types. Each nebula belongs within one of the...
Fungicidal chemicals from scorpion venom
By: R. Renee Bembry
Scientific experimentation on means for using scorpion venom in agriculture could lead to products that would be more environmentally friendly than current fungicidal chemicals. Scientists have already been searching for one or more catalysts that would enable them to produce pesticides using scorpion venom. Potentially...
By: Georgiana Frayer-Luna
Astronomy is the oldest science. Astrophysics is relatively new. Astronomy is the root science and astrophysics is a branch. Theoretically, astronomy is the study of bodies in space; astrophysics is the study of physical processes in space. One way to remember the difference between astronomy...
Planets in our solar system with rings
By: Georgiana Frayer-Luna
Jupiter, Saturn, Uranus, and Neptune all have rings. Named after Roman and Greek gods, these planets are far removed from mythology via technology and exploration that have documented their place in Earth’s solar system and the rings in their place around each planet. Four...
Planets in our solar system with rings
By: Nick Ford
The four largest planets, Saturn, Jupiter, Uranus and Neptune, known collectively as the gas giants, all have spectacular ring systems. Their rings lie a plane around the planet and are variously composed of cosmic dust, water ice and organic materials. The spectacular rings of Saturn...
The composition of comets
By: Blaise Pascal
A comet is one of several types of solar bodies present in the night sky. They orbit the sun and when close enough to the sun, the often display a coma, which is a temporary atmosphere surrounding the comet, and a tail. The presence of...

 

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