🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.8

Radius: 14.2

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.92 AU - 1.12 AU

Year: 699 Days

Day: 10.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,726,522 km

• M1: 176,675 km (0.119 R)
• M2: 625,768 km (0.118 R)
• M3: 1,420,731 km (0.107 R)
• M4: 2,173,507 km (0.104 R)
• M5: 2,637,410 km (0.061 R)
• M6: 3,352,039 km (0.12 R)
• M7: 4,099,730 km (0.082 R)
• M8: 4,731,781 km (0.119 R)
• M9: 5,465,708 km (0.079 R)
• M10: 6,192,305 km (0.048 R)
• M11: 7,275,692 km (0.048 R)
• M12: 7,959,953 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.1

Radius: 13.5

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.21 AU - 2.89 AU

Year: 2762 Days

Day: 12.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,726,522 km

• M1: 169,494 km (0.088 R)
• M2: 847,472 km (0.089 R)
• M3: 1,329,626 km (0.078 R)
• M4: 1,763,908 km (0.059 R)
• M5: 2,900,254 km (0.082 R)
• M6: 3,554,894 km (0.116 R)
• M7: 4,119,327 km (0.116 R)
• M8: 5,233,981 km (0.112 R)
• M9: 5,967,459 km (0.036 R)
• M10: 6,400,994 km (0.118 R)
• M11: 7,120,559 km (0.118 R)
• M12: 8,619,530 km (0.086 R)
• M13: 9,865,680 km (0.107 R)
• M14: 10,906,732 km (0.033 R)
• M15: 11,598,921 km (0.106 R)
• M16: 15,057,923 km (0.101 R)
• M17: 15,660,803 km (0.111 R)
• M18: 18,690,010 km (0.111 R)
• M19: 20,342,618 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.1

Radius: 14.7

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.59 AU - 5.05 AU

Year: 6090 Days

Day: 13.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,726,522 km

• M1: 435,928 km (0.096 R)
• M2: 904,768 km (0.116 R)
• M3: 1,402,630 km (0.059 R)
• M4: 2,280,620 km (0.117 R)
• M5: 2,918,355 km (0.117 R)
• M6: 3,402,903 km (0.119 R)
• M7: 5,170,102 km (0.083 R)
• M8: 6,510,649 km (0.11 R)
• M9: 8,499,253 km (0.093 R)
• M10: 9,266,541 km (0.104 R)
• M11: 12,162,008 km (0.096 R)
• M12: 13,558,803 km (0.1 R)
• M13: 14,473,444 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.7

Radius: 13.7

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.5 AU - 6.22 AU

Year: 8417 Days

Day: 14.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,726,522 km

• M1: 170,542 km (0.041 R)
• M2: 629,657 km (0.071 R)
• M3: 1,140,385 km (0.056 R)
• M4: 3,468,127 km (0.081 R)
• M5: 4,861,931 km (0.101 R)
• M6: 5,945,917 km (0.087 R)
• M7: 6,908,729 km (0.096 R)
• M8: 8,771,821 km (0.069 R)
• M9: 9,526,243 km (0.104 R)
• M10: 10,529,596 km (0.103 R)
• M11: 11,057,227 km (0.119 R)
• M12: 11,769,313 km (0.115 R)
• M13: 12,570,260 km (0.113 R)
• M14: 13,104,175 km (0.105 R)
• M15: 14,217,482 km (0.079 R)
• M16: 17,494,723 km (0.117 R)
• M17: 18,538,318 km (0.116 R)
• M18: 19,153,165 km (0.076 R)
• M19: 19,940,798 km (0.038 R)
• M20: 21,834,108 km (0.102 R)
• M21: 23,754,945 km (0.079 R)
• M22: 26,167,211 km (0.082 R)
• M23: 32,129,733 km (0.118 R)
• M24: 33,693,928 km (0.05 R)
• M25: 35,660,841 km (0.089 R)
• M26: 39,822,504 km (0.082 R)
• M27: 45,120,663 km (0.096 R)
• M28: 47,508,095 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.9

Radius: 3.8

Gravity: 35.1 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.81 AU - 10.53 AU

Year: 20395 Days

Day: 24.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 69,726,522 km

• M1: 119,080 km (0.025 R)
• M2: 238,459 km (0.099 R)
• M3: 532,718 km (0.111 R)
• M4: 711,188 km (0.073 R)
• M5: 917,334 km (0.087 R)
• M6: 1,175,690 km (0.091 R)
• M7: 1,909,916 km (0.077 R)
• M8: 2,483,624 km (0.11 R)
• M9: 3,191,072 km (0.064 R)
• M10: 4,276,704 km (0.097 R)
• M11: 5,321,047 km (0.119 R)
• M12: 6,396,805 km (0.111 R)
• M13: 6,610,730 km (0.099 R)
• M14: 8,095,339 km (0.077 R)
• M15: 8,396,480 km (0.084 R)
• M16: 8,757,160 km (0.119 R)
• M17: 9,021,051 km (0.084 R)
• M18: 9,236,023 km (0.109 R)
• M19: 12,415,576 km (0.118 R)
• M20: 15,553,990 km (0.026 R)
• M21: 18,399,042 km (0.109 R)
• M22: 19,094,672 km (0.084 R)
• M23: 22,640,291 km (0.048 R)
• M24: 24,255,799 km (0.054 R)
• M25: 24,462,992 km (0.068 R)
• M26: 25,516,759 km (0.092 R)
• M27: 26,490,791 km (0.068 R)
• M28: 27,601,705 km (0.093 R)
• M29: 33,624,964 km (0.062 R)
• M30: 34,663,472 km (0.089 R)
• M31: 35,589,483 km (0.066 R)
• M32: 35,991,303 km (0.064 R)
• M33: 42,088,314 km (0.076 R)
• M34: 44,521,972 km (0.119 R)
• M35: 45,144,748 km (0.079 R)
• M36: 49,003,625 km (0.033 R)
• M37: 50,843,380 km (0.094 R)
• M38: 54,838,241 km (0.074 R)
• M39: 60,736,736 km (0.083 R)
• M40: 61,118,808 km (0.114 R)
• M41: 63,249,082 km (0.102 R)
• M42: 64,630,170 km (0.105 R)
• M43: 68,893,709 km (0.099 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 - 16,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit