Nebula (Sh2-103)

Name in the directory:Sh2_103
Category:Nebula
Right Ascension:20h 48m 18.48s
Declination:+31° 37′ 6.96″
Total Exposure:2 часа 30 минут
Number of Frames:30
Link to FITS files:Download
  • H50 minutes (10 frames)
  • S50 minutes (10 frames)
  • O50 minutes (10 frames)

Sh2-103, also known as RCW 32, is a bright emission nebula in the constellation Aquila, located about 7,500 light-years from Earth. This cosmic object was discovered in 1953 by astronomers Reed and Caldwell and is known for its rich red and blue colors. The nebula glows due to gas and dust illuminated by young stars at its center.

Star formation

Sh2-103 is an active star forming region.

  • Central cluster: young stars formed from the gas and dust surrounding the nebula.
  • Ionization: the bright light from these stars illuminates the gas and dust, creating a stunning visual effect and turning the nebula into an astrophotographic object.

Interactions between galaxies

An interesting aspect of Sh2-103 is its location on the border between the Milky Way and the Large Magellanic Cloud. This unique position allows scientists to study:

  • Interactions between galaxies.
  • The influence of material ejected by the Large Magellanic Cloud on the formation of young stars in Sh2-103.

Scientific significance

Sh2-103 is a key object for studying star formation processes and the dynamics of galactic interactions. Its observations help astronomers understand:

  • How gas and dust in nebulae turn into stars.
  • How intergalactic matter affects the formation of star systems.

Bright and colorful, Sh2-103 continues to inspire both scientists and amateur astronomers with its breathtaking views and unique features.

Visibility chart of Nebula (Sh2-103) during the day

The height diagram of Nebula (Sh2-103) above the horizon during the current day for the observatory observation point in Orenburg (51.7, 55.2). The chart shows when the object is above the horizon and at what maximum height in degrees it rises. The data is relevant for the observation date: Saturday, 26 April 2025.
DateMoon PhaseExposureCCD TemperatureGainOffsetFilter
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