🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.55 AU - 0.75 AU

Year: 338 Days

Day: 29.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,962,545 km

• M1: 241,002 km (0.049 R)

Asteroid Belt

Center: 2.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.1

Radius: 10.6

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.18 AU - 5.92 AU

Year: 7327 Days

Day: 13 Hours

Environment

Temp: -207 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,962,545 km

• M1: 131,945 km (0.076 R)
• M2: 568,472 km (0.082 R)
• M3: 1,220,868 km (0.092 R)
• M4: 1,780,065 km (0.036 R)
• M5: 2,136,706 km (0.088 R)
• M6: 2,713,257 km (0.096 R)
• M7: 3,300,428 km (0.113 R)
• M8: 4,729,088 km (0.111 R)
• M9: 5,235,028 km (0.091 R)
• M10: 6,568,992 km (0.104 R)
• M11: 7,085,703 km (0.083 R)
• M12: 7,510,561 km (0.086 R)
• M13: 9,021,350 km (0.066 R)
• M14: 9,382,928 km (0.12 R)
• M15: 13,728,447 km (0.105 R)
• M16: 14,268,196 km (0.111 R)
• M17: 14,697,841 km (0.081 R)
• M18: 15,583,012 km (0.115 R)
• M19: 16,369,597 km (0.044 R)
• M20: 19,332,234 km (0.073 R)
• M21: 21,736,122 km (0.089 R)
• M22: 23,135,759 km (0.085 R)
• M23: 26,942,876 km (0.117 R)
• M24: 29,535,856 km (0.115 R)
• M25: 40,344,451 km (0.082 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.6

Radius: 3.6

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.73 AU - 8.67 AU

Year: 15161 Days

Day: 16.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,962,545 km

• M1: 45,777 km (0.066 R)
• M2: 219,310 km (0.05 R)
• M3: 412,142 km (0.098 R)
• M4: 557,551 km (0.119 R)
• M5: 1,130,960 km (0.113 R)
• M6: 2,830,691 km (0.116 R)
• M7: 3,791,259 km (0.11 R)
• M8: 4,256,359 km (0.077 R)
• M9: 6,017,126 km (0.071 R)
• M10: 7,227,971 km (0.098 R)
• M11: 8,279,195 km (0.096 R)
• M12: 9,428,256 km (0.087 R)
• M13: 9,693,194 km (0.1 R)
• M14: 10,926,030 km (0.092 R)
• M15: 13,988,897 km (0.087 R)
• M16: 14,185,020 km (0.096 R)
• M17: 15,609,939 km (0.116 R)
• M18: 17,578,498 km (0.101 R)
• M19: 19,159,149 km (0.068 R)
• M20: 20,326,461 km (0.111 R)
• M21: 20,515,104 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.4

Radius: 6.8

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.14 AU - 9.48 AU

Year: 18342 Days

Day: 20.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,962,545 km

• M1: 84,672 km (0.117 R)
• M2: 332,706 km (0.042 R)
• M3: 651,200 km (0.115 R)
• M4: 1,229,096 km (0.067 R)
• M5: 1,856,061 km (0.081 R)
• M6: 2,280,320 km (0.073 R)
• M7: 3,048,057 km (0.118 R)
• M8: 3,504,480 km (0.093 R)
• M9: 4,064,125 km (0.047 R)
• M10: 4,458,765 km (0.113 R)
• M11: 6,457,392 km (0.07 R)
• M12: 7,037,682 km (0.084 R)
• M13: 7,607,052 km (0.108 R)
• M14: 8,640,025 km (0.1 R)
• M15: 9,241,408 km (0.093 R)
• M16: 10,086,038 km (0.079 R)
• M17: 10,866,490 km (0.087 R)
• M18: 13,848,873 km (0.106 R)
• M19: 14,601,949 km (0.058 R)
• M20: 15,166,681 km (0.096 R)
• M21: 16,871,049 km (0.081 R)
• M22: 18,049,133 km (0.111 R)
• M23: 19,197,147 km (0.038 R)
• M24: 26,601,793 km (0.042 R)
• M25: 27,443,580 km (0.1 R)
• M26: 31,920,446 km (0.105 R)
• M27: 39,376,553 km (0.094 R)
• M28: 40,607,145 km (0.086 R)
• M29: 42,287,578 km (0.081 R)
• M30: 43,433,348 km (0.06 R)
• M31: 44,159,795 km (0.11 R)
• M32: 44,894,471 km (0.027 R)
• M33: 48,068,788 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.8

Radius: 7.3

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.25 AU - 10.21 AU

Year: 19597 Days

Day: 16.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,962,545 km

• M1: 90,806 km (0.085 R)
• M2: 584,329 km (0.104 R)
• M3: 893,099 km (0.111 R)
• M4: 1,166,863 km (0.096 R)
• M5: 3,224,283 km (0.086 R)
• M6: 6,070,233 km (0.049 R)
• M7: 6,783,515 km (0.098 R)
• M8: 7,956,363 km (0.072 R)
• M9: 8,216,813 km (0.103 R)
• M10: 9,315,908 km (0.049 R)
• M11: 10,141,688 km (0.088 R)
• M12: 11,602,661 km (0.108 R)
• M13: 13,638,090 km (0.101 R)
• M14: 15,252,849 km (0.117 R)
• M15: 16,565,870 km (0.062 R)
• M16: 16,991,177 km (0.117 R)
• M17: 19,508,909 km (0.116 R)
• M18: 20,562,527 km (0.111 R)
• M19: 21,252,622 km (0.053 R)
• M20: 27,932,765 km (0.068 R)
• M21: 33,536,851 km (0.108 R)
• M22: 37,032,803 km (0.083 R)
• M23: 39,092,766 km (0.093 R)
• M24: 40,303,611 km (0.115 R)
• M25: 49,488,172 km (0.087 R)
• M26: 54,563,280 km (0.082 R)
• M27: 56,074,518 km (0.091 R)
• M28: 56,648,375 km (0.095 R)
• M29: 58,002,535 km (0.112 R)
• M30: 59,378,237 km (0.042 R)
• M31: 68,745,308 km (0.038 R)
• M32: 71,399,773 km (0.118 R)
• M33: 80,740,664 km (0.074 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 20,216 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit