Astronomy

The moon is only 1/4 the size of the earth, and its gravity is only 1/6 of that on earth. This made the U.S. astronauts, during their moon walks, 5/6 lighter than they were on earth. A person who weighed 90 kg on earth would weigh only 15 kg on the moon. Because of this […]

Popularity: 6%

On June 30th, NASA’s Cassini Spacecraft will reach the end of its four-year prime mission. The spacecraft is now begins its extended mission, which was approved in April of this year. On the next two-year mission, the spacecraft will address new questions and brings it closer to two of its most intriguing target: Titan and […]

Popularity: 9%

Pictured here is a Hubble Space Telescope image on Stingray Nebula. Located in constellation Ara (The Altar) at the distance of 18.000 light years, this beautiful object considered as the youngest planetary nebula ever observed!
Popularity: 33%

Popularity: 33%

Magnetars are dense neutron stars a type of stellar corpse with magnetic fields billions of times stronger than any magnet on Earth. They release flashes of X-rays about every 10 seconds with an occasional gamma-ray burst.
They weren’t classified as a distinct star type until 1998, nearly two decades after their telltale light shows were […]

Popularity: 22%

This is not a valentine card! The object pictured here, known as IC 1805, is a young star cluster surrounded by Ha emitting nebulosity, located in the constellation Cassiopeia. This region is also known as the “Heart Nebula,” since it resembles a heart on a wider field view. IC 1805 is located about 7,500 […]

Popularity: 28%

A neutron star is born out of a supernova explosion, which compresses the dying star’s core with a mass greater than the sun’s into a ball with a diameter the size of a small city. One step from becoming black holes, neutron stars are the densest objects in the universe. Just a teaspoon would weigh […]

Popularity: 23%

When a star the mass of our Sun uses up its nuclear fuel, it expels most of its outer layers to leave just a very hot core called a white dwarf. Scientists had speculated that at the bottom of a white dwarf’s 31 mile (50 kilometer)-thick crust was crystallized carbon and oxygen, similar to a […]

Popularity: 26%

It’s been said that astronomy is the science of extremes. Here we dealt with the biggest, farthest, oldest, hottest, coldest, densest, emptiest things known to man!
Popularity: 26%

Popularity: 26%

Bad Astronomy: “That’s as remote as the dark side of the Moon!”
Good astronomy: “That’s as remote as the far side of the Moon!”
Quoted from badastronomy.com:
At the end of the album “Dark Side of the Moon” by Pink Floyd, there is a voiceover that actually says “There is no dark side of the moon. As […]

Popularity: 32%

With diameter of 941 km, Asteroid 1 Ceres is the largest asteroid at the asteroid belt. Discovered by Italian astronomer, Giuseppe Piazzi, on January 1, 1801, Ceres is also the first asteroid to be discovered. On the other side, record as the smallest asteroid holds by 1993KA2. The asteroid that discovered on 1993 is only […]

Popularity: 37%