39 Cygni
Encyclopedia
39 Cygni is a star in the constellation Cygnus
, approximately 260 light years away from Earth
. It is an orange star of the spectral type K3III, meaning it has a surface temperature of 3,500 to 5,000 kelvin
s. It is cooler, but much larger and brighter, than our Sun
.
Cygnus (constellation)
Cygnus is a northern constellation lying on the plane of the Milky Way. Its name is the Latinized Hellenic word for swan. One of the most recognizable constellations of the northern summer and autumn, it features a prominent asterism known as the Northern Cross...
, approximately 260 light years away from Earth
Earth
Earth is the third planet from the Sun, and the densest and fifth-largest of the eight planets in the Solar System. It is also the largest of the Solar System's four terrestrial planets...
. It is an orange star of the spectral type K3III, meaning it has a surface temperature of 3,500 to 5,000 kelvin
Kelvin
The kelvin is a unit of measurement for temperature. It is one of the seven base units in the International System of Units and is assigned the unit symbol K. The Kelvin scale is an absolute, thermodynamic temperature scale using as its null point absolute zero, the temperature at which all...
s. It is cooler, but much larger and brighter, than our Sun
Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...
.