A type of natural gas in Titan's poles in Saturn

Scientists had already spotted lakes of methane, a type of natural gas in Titan's poles, but so far none had been found in its equatorial regions, which are mostly arid and vast expanses of dunes.

"It was totally unexpected, because the lakes are not stable in tropical latitudes," said Caitlin Griffith of the University of Arizona, director of the team responsible for the finding.

Types of nebulae

Credit to present telescopes and the use of computers, have been able to expand thorough digital photos, using suitable software, can be colored to obtain spectacular images. The most remarkable aspects of the nebulae are their variety of shapes and structures.

Planetary Nebulae

Planetary nebulae be similar to planets while viewed during a telescope.

What type of Galaxies in the Universe?

There are hundreds of billions Galaxies are huge collections of stars, gas and dust in the universe .Each galaxy may consist of hundreds of billions of stars and other heavenly bodies. In the center of galaxies is where stars are more concentrated. Each body of a galaxy is moving because of the attraction of others. In general there is also a broader movement that makes everything turn around the center together