The Big Splat theory of how the moon was formed
By: Ruth Belena
The Big Splat theory of how the moon was formed is based on evidence that 4.5 billion years ago a natural object the size of Mars collided with the Earth. Exactly what this object was has not been clearly defined. It could have been...
Why does the moon have phases?
By: Julie Thomas-Zucker
The reflection of the sun's rays on Earth's surface is what viewers see as the phases. A full moon occurs approximately every 28 days. The moon has several phases. The phases cause the tides. Many think that the phases affect people’s moods. Phases The...
Why does the moon have phases?
By: Ruth Belena
The moon does not actually shine but is illuminated by light from the sun. As the moon continues in its orbit, the amount of light reaching the surface of the moon varies according to where it is in relation to the sun. It is these...
By: Alianess Benny Njuguna
The moon does not emit light of its own. Instead, it is illuminated, meaning it reflects light from the sun. As it revolves round the Earth, a person can see the moon in different shapes. At times, the moon may appear full meaning a person...
By: Christyl Rivers
What really happens the instant the sun blinks off? Nothing at all, for about eight minutes, the time it takes light to travel to Earth from the sun. Then it would truly be a terrifying darkness that would engulf the planet. Even the moon just...
What is a Perseid meteor?
By: Leigh Goessl
Various meteor showers appear in the night skies throughout the year in most months. Some showers are more prominent than others, and the level of visibility may vary from year-to-year depending upon weather conditions and the moon's cycle at a given time. The Perseids meteor...
By: Mahrukh Naqvi
The 2013 Perseid meteor shower, a celestial fireworks show, peaked on the nights from Aug. 11 to 13, the latest of a natural occurrence that has gone on for at least 2000 years. The meteor is named for its apparent origin in the star constellation...
What is a Perseid meteor?
By: Christine Zibas
Every year, people around the world look forward to the end of summer star show otherwise known as the Perseid Meteor Showers. That leads one to pose the question: Just what is a Perseid Meteor? In fact, there is no meteor, rather, the annual show...
Study: Life on Earth likely to end in 2.25 billion years
By: Leigh Goessl
A new study suggests the Earth will eventually end. Fortunately, it won't happen for some time. The study, conducted by Andrew Rushby, of the University of East Anglia in the United Kingdom, along with colleagues Mark Claire, Hugh Osborne and Andrew Watson, projects the end...
By: Anne Delatte
Can life exist outside Earth? The dwarf planet Ceres, scheduled to be visited by NASA’s Dawn Mission in early 2015, may provide clues to help scientists and astronomers piece together information about this possibility, which looms large in the minds of even casual followers...

 

1 299 300 301 302
CHOOSE YOUR SCIENCES 360 TOPIC: