On August 2012 the Sun threw a major tantrum. It started with a vast arc of material towering over its surface, a stream of plasma flowing between two sunspots. Sometimes these collapse back down to the Suns surface, but this one exploded, blasting hun
Kelper’s Supernova, the structure remaining after the cataclysmic explosion of a star. The supernova is named after Johannes Kepler who observed the star’s explosion in October which at the time was brighter than any other star or planet in the sky.
The Voyager 1 and 2 spacecraft flew by Saturn in 1980 & 1981 and were able to pay only fleeting attention to Titan, the second largest moon in the solar system and the only moon with an appreciable atmosphere.
The Heart Nebula, IC lies some 7500 light years away from Earth and is located in the Perseus arm of the Galaxy in the constellation Cassiopeia. I love the little penis tacked right onto the bottom of the heart. This nebula sends a really clear message.
How big is the universe? This infographic, designed by Number Sleuth, visualizes the size of the universe and its contents by allowing you to scroll down from the very largest known objects to the smallest and compare their relative sizes. Each row in t