earth facts

Facts About Earth

Interesting facts about earth Bowling ball: The earth has a more smooth surface than a bowling ball. (if you scale it to the same size) ...
facts about dwarf planets

Dwarf Planets

Dwarf Planet Definition Dwarf planets are defined as celestial bodies that: Orbit around the sun. Have enough mass to have a (almost) round shape. Have...
neutron star

What is a neutron star?

Neutron Star Definition A neutron star is an incredibly compact star, which is only 10-30 km. in diameter, but weighs 1.4 - 2.3 times as much...

Why do stars look like small crosses on photographs?

Stars should look like little dots on a star photograph, but often appear as a small luminous cross with four brilliant arms perpendicular to...

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...

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...

M5 – Globular cluster

M5 - Globular cluster in the Snake Globular cluster M5 is the last in this series of globular clusters at the beginning of Messier's list is...

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...

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...

M7 – The Ptolemy Cluster

What is Ptolemy Cluster Just southwest of its predecessor M6 we find the very conspicuous open cluster M7. This cluster is easily seen by the naked...