Why is the sky blue in the day and black at night?

During the day (daylight) the sky has a blue appearance because the Sun’s light (white light) is made up of rainbow of colors (red,...

Is outer space a perfect vacuum?

Outer space (also called just space) is all the space in the universe beyond Earth and its atmosphere. It can be simple stated that...

How is a star born?

Birth of a star The universe is a wondrous place where many processes, that defy all imagination,occur. One of these magical phenomena is the birth...

Oort Cloud Facts

The Oort cloud around our solar system Recent astronomical discoveries reveal a fascinating structure within our solar system. It consists of three zones. (Four if you...

Is there life on other planets?

Life on Other Planets: Possibility of life on other planets in space has been the biggest challenge for astronomers for many years. Top candidates list include moons...

Lagoon Nebula Facts

M8 - the Lagoon Nebula The Lagoon Nebula is on Messier's list along with several other objects. It is a huge gas cloud in which large...

Polaris the North Star

The North Star (Polaris) The North Star, also called Polaris, is of famous for the fact that it indicates the north. The best way to find...

The Star Vega (alpha Lyrae)

Information About Star Vega The Star Vega; named after Arcturus, is the second brightest star in the northern sky. Around midnight it can be seen with...

Messier 6, M-6 Butterfly Cluster

M6 Constellation - Butterfly Cluster  The next two objects in the catalog of Messier are not globular clusters, but open clusters. Open star clusters are generally...

Lunar Eclipse

In a lunar eclipse, the sun, the earth, and the moon all play a role. Lunar eclipse happens when the Earth passes between the...