🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.9

Radius: 8.1

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.56 AU - 0.72 AU

Year: 353 Days

Day: 5.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,998,034 km

• M1: 101,427 km (0.1 R)
• M2: 385,364 km (0.114 R)
• M3: 1,103,284 km (0.096 R)
• M4: 1,370,466 km (0.089 R)
• M5: 1,879,847 km (0.103 R)
• M6: 2,158,697 km (0.083 R)
• M7: 2,447,421 km (0.098 R)
• M8: 2,704,580 km (0.045 R)
• M9: 3,072,142 km (0.115 R)
• M10: 3,645,251 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.8

Radius: 10.3

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.13 AU - 1.73 AU

Year: 1180 Days

Day: 13.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,998,034 km

• M1: 128,056 km (0.093 R)
• M2: 452,833 km (0.066 R)
• M3: 1,036,115 km (0.086 R)
• M4: 1,428,211 km (0.076 R)
• M5: 1,750,445 km (0.095 R)
• M6: 2,471,656 km (0.097 R)
• M7: 2,942,590 km (0.106 R)
• M8: 4,117,831 km (0.103 R)
• M9: 5,161,426 km (0.101 R)
• M10: 6,116,459 km (0.097 R)
• M11: 7,185,186 km (0.047 R)
• M12: 8,778,553 km (0.032 R)
• M13: 9,502,457 km (0.112 R)
• M14: 10,528,848 km (0.056 R)
• M15: 11,486,274 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.6

Radius: 11.5

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.03 AU - 5.71 AU

Year: 7418 Days

Day: 12.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,998,034 km

• M1: 157,527 km (0.063 R)
• M2: 564,732 km (0.107 R)
• M3: 1,074,562 km (0.118 R)
• M4: 1,520,662 km (0.041 R)
• M5: 2,073,875 km (0.109 R)
• M6: 2,453,255 km (0.086 R)
• M7: 3,198,103 km (0.105 R)
• M8: 4,777,857 km (0.069 R)
• M9: 5,641,037 km (0.095 R)
• M10: 6,179,140 km (0.071 R)
• M11: 6,714,700 km (0.047 R)
• M12: 8,295,202 km (0.095 R)
• M13: 9,309,475 km (0.119 R)
• M14: 9,728,200 km (0.045 R)
• M15: 12,454,920 km (0.066 R)
• M16: 13,545,638 km (0.037 R)
• M17: 14,761,570 km (0.12 R)
• M18: 16,449,183 km (0.118 R)
• M19: 17,690,696 km (0.073 R)
• M20: 21,145,958 km (0.111 R)
• M21: 23,799,525 km (0.076 R)
• M22: 24,233,209 km (0.072 R)
• M23: 26,297,062 km (0.047 R)
• M24: 27,041,610 km (0.099 R)
• M25: 27,514,040 km (0.076 R)
• M26: 28,088,197 km (0.071 R)
• M27: 32,652,727 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.3

Radius: 4.8

Gravity: 42.76 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.63 AU - 8.49 AU

Year: 12948 Days

Day: 17.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,998,034 km

• M1: 59,690 km (0.096 R)
• M2: 228,436 km (0.096 R)
• M3: 409,749 km (0.087 R)
• M4: 573,409 km (0.035 R)
• M5: 743,501 km (0.075 R)
• M6: 947,403 km (0.109 R)
• M7: 1,188,405 km (0.057 R)
• M8: 1,691,653 km (0.12 R)
• M9: 2,284,659 km (0.119 R)
• M10: 2,836,824 km (0.082 R)
• M11: 3,419,209 km (0.073 R)
• M12: 4,231,675 km (0.114 R)
• M13: 4,616,590 km (0.118 R)
• M14: 5,834,018 km (0.101 R)
• M15: 7,161,848 km (0.082 R)
• M16: 9,089,567 km (0.102 R)
• M17: 9,459,073 km (0.06 R)
• M18: 10,512,841 km (0.083 R)
• M19: 11,277,435 km (0.086 R)
• M20: 17,777,613 km (0.085 R)
• M21: 21,805,086 km (0.048 R)
• M22: 22,850,925 km (0.059 R)
• M23: 23,929,825 km (0.042 R)
• M24: 24,431,277 km (0.12 R)
• M25: 24,633,833 km (0.116 R)
• M26: 26,082,987 km (0.094 R)
• M27: 33,560,487 km (0.084 R)
• M28: 33,936,427 km (0.038 R)
• M29: 37,179,260 km (0.094 R)
• M30: 37,851,702 km (0.09 R)
• M31: 45,028,061 km (0.117 R)
• M32: 48,453,853 km (0.099 R)
• M33: 49,741,292 km (0.082 R)
• M34: 51,715,236 km (0.113 R)
• M35: 58,852,700 km (0.032 R)
• M36: 60,687,967 km (0.035 R)
• M37: 61,807,258 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.1

Radius: 5.3

Gravity: 33.4 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.94 AU - 9.02 AU

Year: 14121 Days

Day: 18.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,998,034 km

• M1: 65,973 km (0.096 R)
• M2: 310,416 km (0.119 R)
• M3: 489,634 km (0.12 R)
• M4: 712,684 km (0.08 R)
• M5: 979,716 km (0.07 R)
• M6: 1,188,854 km (0.057 R)
• M7: 1,368,821 km (0.08 R)
• M8: 1,566,888 km (0.08 R)
• M9: 1,855,014 km (0.106 R)
• M10: 2,079,261 km (0.091 R)
• M11: 3,267,367 km (0.115 R)
• M12: 3,767,622 km (0.12 R)
• M13: 3,975,563 km (0.107 R)
• M14: 5,613,361 km (0.083 R)
• M15: 6,246,758 km (0.082 R)
• M16: 7,468,075 km (0.098 R)
• M17: 7,749,170 km (0.059 R)
• M18: 7,940,356 km (0.087 R)
• M19: 13,882,383 km (0.083 R)
• M20: 14,164,824 km (0.073 R)
• M21: 14,379,198 km (0.087 R)
• M22: 16,095,085 km (0.071 R)
• M23: 19,047,399 km (0.092 R)
• M24: 20,926,349 km (0.088 R)
• M25: 22,053,718 km (0.099 R)
• M26: 23,419,397 km (0.035 R)
• M27: 25,890,155 km (0.101 R)
• M28: 28,302,870 km (0.088 R)
• M29: 29,331,655 km (0.051 R)
• M30: 31,463,574 km (0.119 R)
• M31: 33,951,087 km (0.112 R)
• M32: 37,105,358 km (0.072 R)
• M33: 37,376,729 km (0.11 R)
• M34: 42,342,181 km (0.089 R)
• M35: 43,837,711 km (0.102 R)
• M36: 62,485,086 km (0.095 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 19,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit