🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.8

Radius: 9.8

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.42 AU - 0.64 AU

Year: 266 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,337,767 km

• M1: 121,922 km (0.117 R)
• M2: 439,219 km (0.111 R)
• M3: 842,086 km (0.108 R)
• M4: 1,167,462 km (0.082 R)
• M5: 1,473,240 km (0.072 R)
• M6: 1,890,767 km (0.037 R)
• M7: 2,360,954 km (0.066 R)
• M8: 2,801,669 km (0.113 R)
• M9: 3,582,420 km (0.075 R)
• M10: 4,267,878 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 14.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.52 AU - 0.58 AU

Year: 282 Days

Day: 9 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,337,767 km

• M1: 182,809 km (0.094 R)
• M2: 795,412 km (0.096 R)
• M3: 1,332,917 km (0.028 R)
• M4: 1,945,820 km (0.081 R)
• M5: 2,674,361 km (0.072 R)
• M6: 3,287,712 km (0.099 R)
• M7: 3,822,674 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.4

Radius: 9.9

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.53 AU - 3.57 AU

Year: 4617 Days

Day: 10.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,337,767 km

• M1: 123,119 km (0.086 R)
• M2: 485,445 km (0.089 R)
• M3: 1,020,407 km (0.069 R)
• M4: 1,817,614 km (0.072 R)
• M5: 2,588,642 km (0.092 R)
• M6: 3,667,541 km (0.087 R)
• M7: 4,426,302 km (0.1 R)
• M8: 5,232,784 km (0.054 R)
• M9: 6,134,261 km (0.111 R)
• M10: 7,103,056 km (0.056 R)
• M11: 7,436,510 km (0.108 R)
• M12: 9,783,701 km (0.109 R)
• M13: 10,450,608 km (0.057 R)
• M14: 10,926,479 km (0.066 R)
• M15: 12,346,013 km (0.108 R)
• M16: 12,877,983 km (0.067 R)
• M17: 13,679,080 km (0.1 R)
• M18: 14,780,569 km (0.087 R)
• M19: 15,827,156 km (0.117 R)
• M20: 17,761,157 km (0.104 R)
• M21: 18,252,885 km (0.088 R)
• M22: 20,848,408 km (0.076 R)
• M23: 23,022,215 km (0.096 R)
• M24: 23,386,336 km (0.071 R)
• M25: 24,426,789 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 13

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.59 AU - 4.89 AU

Year: 6026 Days

Day: 6.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 157.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,337,767 km

• M1: 164,857 km (0.096 R)
• M2: 582,833 km (0.067 R)
• M3: 1,219,372 km (0.106 R)
• M4: 1,636,152 km (0.029 R)
• M5: 2,106,936 km (0.063 R)
• M6: 2,685,731 km (0.057 R)
• M7: 3,173,569 km (0.097 R)
• M8: 3,961,202 km (0.105 R)
• M9: 5,837,309 km (0.117 R)
• M10: 6,441,684 km (0.069 R)
• M11: 7,991,369 km (0.113 R)
• M12: 8,546,975 km (0.098 R)
• M13: 9,207,599 km (0.11 R)
• M14: 10,587,490 km (0.115 R)
• M15: 11,768,416 km (0.114 R)
• M16: 12,245,334 km (0.099 R)
• M17: 12,685,600 km (0.096 R)
• M18: 13,754,028 km (0.115 R)
• M19: 14,391,166 km (0.105 R)
• M20: 16,070,102 km (0.101 R)
• M21: 18,126,924 km (0.088 R)
• M22: 20,285,770 km (0.093 R)
• M23: 24,641,612 km (0.112 R)
• M24: 25,820,892 km (0.086 R)
• M25: 27,285,305 km (0.098 R)
• M26: 28,037,932 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.9

Radius: 7.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.25 AU - 10.61 AU

Year: 18420 Days

Day: 16.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,337,767 km

• M1: 92,003 km (0.116 R)
• M2: 364,420 km (0.111 R)
• M3: 765,193 km (0.098 R)
• M4: 997,668 km (0.072 R)
• M5: 1,289,982 km (0.099 R)
• M6: 2,099,756 km (0.117 R)
• M7: 2,927,930 km (0.107 R)
• M8: 3,187,781 km (0.099 R)
• M9: 4,726,844 km (0.036 R)
• M10: 6,272,340 km (0.081 R)
• M11: 7,394,024 km (0.055 R)
• M12: 7,960,851 km (0.086 R)
• M13: 9,979,824 km (0.091 R)
• M14: 10,773,440 km (0.082 R)
• M15: 12,541,837 km (0.116 R)
• M16: 14,004,156 km (0.089 R)
• M17: 16,848,161 km (0.062 R)
• M18: 17,544,539 km (0.08 R)
• M19: 17,899,684 km (0.103 R)
• M20: 19,901,603 km (0.116 R)
• M21: 21,075,946 km (0.064 R)
• M22: 21,720,863 km (0.103 R)
• M23: 23,134,712 km (0.069 R)
• M24: 25,054,203 km (0.108 R)
• M25: 27,456,595 km (0.086 R)
• M26: 31,445,921 km (0.045 R)
• M27: 32,500,437 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.9

Radius: 4.3

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.08 AU - 11.86 AU

Year: 23385 Days

Day: 20.1 Hours

Environment

Temp: -243 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,337,767 km

• M1: 54,753 km (0.092 R)
• M2: 318,943 km (0.074 R)
• M3: 744,848 km (0.059 R)
• M4: 1,424,321 km (0.114 R)
• M5: 2,252,346 km (0.09 R)
• M6: 2,912,222 km (0.115 R)
• M7: 4,216,865 km (0.08 R)
• M8: 6,658,302 km (0.111 R)
• M9: 8,585,871 km (0.113 R)
• M10: 10,693,705 km (0.071 R)
• M11: 15,966,431 km (0.091 R)
• M12: 16,107,801 km (0.109 R)
• M13: 17,568,774 km (0.118 R)
• M14: 19,840,418 km (0.109 R)
• M15: 20,919,467 km (0.099 R)
• M16: 22,388,817 km (0.103 R)
• M17: 22,833,721 km (0.094 R)
• M18: 26,310,974 km (0.09 R)
• M19: 34,057,750 km (0.084 R)
• M20: 35,121,541 km (0.081 R)
• M21: 35,601,451 km (0.105 R)
• M22: 38,192,486 km (0.074 R)
• M23: 39,211,696 km (0.076 R)
• M24: 39,598,556 km (0.086 R)
• M25: 40,118,259 km (0.042 R)
• M26: 43,058,456 km (0.11 R)
• M27: 43,884,685 km (0.066 R)
• M28: 47,879,846 km (0.091 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 15,435 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit