🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.1

Radius: 8

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.09 AU - 1.19 AU

Year: 812 Days

Day: 5.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,582,087 km

• M1: 113,246 km (0.109 R)
• M2: 385,065 km (0.069 R)
• M3: 810,521 km (0.065 R)
• M4: 1,241,064 km (0.101 R)
• M5: 1,636,900 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.7

Radius: 11.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.28 AU - 1.32 AU

Year: 988 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,582,087 km

• M1: 145,559 km (0.101 R)
• M2: 599,439 km (0.078 R)
• M3: 1,455,138 km (0.075 R)
• M4: 2,278,974 km (0.05 R)
• M5: 2,770,702 km (0.08 R)
• M6: 3,227,724 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 13.8

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.24 AU - 1.54 AU

Year: 1093 Days

Day: 5.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,582,087 km

• M1: 178,321 km (0.091 R)
• M2: 680,820 km (0.046 R)
• M3: 1,448,706 km (0.113 R)
• M4: 2,015,831 km (0.095 R)
• M5: 2,740,184 km (0.102 R)
• M6: 4,445,600 km (0.069 R)
• M7: 5,492,935 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 9.3

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.19 AU - 2.95 AU

Year: 2747 Days

Day: 11.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,582,087 km

• M1: 115,639 km (0.098 R)
• M2: 417,378 km (0.076 R)
• M3: 988,692 km (0.105 R)
• M4: 1,294,919 km (0.079 R)
• M5: 1,597,256 km (0.086 R)
• M6: 1,914,554 km (0.064 R)
• M7: 2,464,176 km (0.094 R)
• M8: 2,804,960 km (0.057 R)
• M9: 3,482,190 km (0.109 R)
• M10: 3,806,667 km (0.089 R)
• M11: 4,556,602 km (0.094 R)
• M12: 4,862,080 km (0.088 R)
• M13: 5,181,322 km (0.094 R)
• M14: 6,125,883 km (0.108 R)
• M15: 6,729,810 km (0.068 R)
• M16: 7,997,951 km (0.115 R)
• M17: 8,474,420 km (0.038 R)
• M18: 9,615,553 km (0.106 R)
• M19: 10,713,302 km (0.092 R)
• M20: 11,255,744 km (0.052 R)
• M21: 12,592,850 km (0.091 R)
• M22: 14,550,786 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.2

Radius: 9.4

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.51 AU - 2.69 AU

Year: 2796 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,582,087 km

• M1: 118,781 km (0.06 R)
• M2: 414,835 km (0.094 R)
• M3: 782,247 km (0.08 R)
• M4: 1,284,896 km (0.076 R)
• M5: 1,762,413 km (0.083 R)
• M6: 2,202,230 km (0.116 R)
• M7: 2,605,845 km (0.099 R)
• M8: 3,321,821 km (0.074 R)
• M9: 3,834,941 km (0.101 R)
• M10: 4,400,272 km (0.098 R)
• M11: 7,262,528 km (0.041 R)
• M12: 10,771,795 km (0.073 R)
• M13: 11,682,247 km (0.073 R)
• M14: 12,156,173 km (0.072 R)
• M15: 13,893,304 km (0.077 R)
• M16: 15,894,175 km (0.119 R)
• M17: 17,018,104 km (0.066 R)
• M18: 19,845,654 km (0.101 R)
• M19: 20,273,653 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.4

Radius: 5.8

Gravity: 20.05 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.91 AU - 12.83 AU

Year: 22269 Days

Day: 15.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 37,582,087 km

• M1: 72,256 km (0.098 R)
• M2: 276,457 km (0.092 R)
• M3: 522,695 km (0.114 R)
• M4: 741,706 km (0.079 R)
• M5: 1,060,649 km (0.076 R)
• M6: 1,601,296 km (0.04 R)
• M7: 2,445,925 km (0.081 R)
• M8: 3,209,323 km (0.085 R)
• M9: 5,469,149 km (0.096 R)
• M10: 6,441,834 km (0.113 R)
• M11: 7,135,370 km (0.098 R)
• M12: 10,411,413 km (0.082 R)
• M13: 12,030,960 km (0.119 R)
• M14: 12,512,964 km (0.074 R)
• M15: 12,723,449 km (0.101 R)
• M16: 16,842,775 km (0.072 R)
• M17: 17,099,485 km (0.097 R)
• M18: 19,062,359 km (0.056 R)
• M19: 19,717,149 km (0.058 R)
• M20: 23,112,273 km (0.115 R)
• M21: 23,642,298 km (0.116 R)
• M22: 25,169,543 km (0.071 R)
• M23: 26,877,501 km (0.08 R)
• M24: 27,111,024 km (0.093 R)
• M25: 29,273,162 km (0.092 R)
• M26: 30,522,603 km (0.062 R)
• M27: 31,677,200 km (0.103 R)
• M28: 32,199,595 km (0.118 R)
• M29: 35,036,869 km (0.089 R)
• M30: 41,048,010 km (0.098 R)
• M31: 53,755,900 km (0.112 R)
• M32: 57,539,530 km (0.118 R)
• M33: 63,749,038 km (0.063 R)
• M34: 77,714,299 km (0.12 R)
• M35: 78,664,096 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.1

Radius: 6.2

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 9.32 AU - 12.14 AU

Year: 23438 Days

Day: 20.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 37,582,087 km

• M1: 77,193 km (0.111 R)
• M2: 589,116 km (0.077 R)
• M3: 1,564,195 km (0.111 R)
• M4: 2,895,616 km (0.11 R)
• M5: 6,215,492 km (0.071 R)
• M6: 7,132,976 km (0.061 R)
• M7: 8,590,059 km (0.115 R)
• M8: 15,029,948 km (0.101 R)
• M9: 18,219,674 km (0.089 R)
• M10: 22,705,815 km (0.067 R)
• M11: 29,856,893 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 14,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit