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...
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...

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...

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...
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) ...

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...

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...