A number denoting the brightness of a star or other celestial object.

Celestial object names. With binoculars or telescopes many more come to light. Characteristics and names of celestial objects in the box below. Venus the brightest and loveliest planet was named after the heavenly empress of love and beauty.

The field of astronomy that studies celestial objects by the x-rays they emit. In the Orion constellation the Orion Nebula is naked-eye visible and the Crab Nebula in the Taurus constellation is visible in binoculars. The tenth planet a large ice object formerly known as 2003 UB313 and slightly larger than Pluto.

Examples of celestial objects include the. Zenith A point directly overhead from an observer. Dysnomia is Eris only known moon and is about 8 times smaller.

X-ray Star A bright celestial object that gives off x-rays as a major portion of its radiation. The official designation is 136199 Eris I Dysnomia. In Greek mythology Eris is the goddess of discord who helped spark the Trojan War.

Discover the celestial objects that fill our universe. For example a 1st-magnitude star is 100 times brighter than a 6th-magnitude star. A meteoroid is another type of rocky object moving in space.

Celestial objects often have official names that are a combination of letters and numbers corresponding to certain characteristics. Decide whether each characteristic or name describes an outer planet an inner planet a moon an asteroid a meteor or a comet. Meridian The imaginary north-south line that passes directly overhead through the zenith.