🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.41 AU - 0.65 AU

Year: 253 Days

Day: 44.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.2

Radius: 13.4

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.26 AU - 1.72 AU

Year: 1193 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,430,517 km

• M1: 166,652 km (0.104 R)
• M2: 601,084 km (0.107 R)
• M3: 1,147,266 km (0.097 R)
• M4: 2,224,520 km (0.077 R)
• M5: 3,581,223 km (0.103 R)
• M6: 4,537,752 km (0.1 R)
• M7: 5,575,213 km (0.108 R)
• M8: 6,441,385 km (0.089 R)
• M9: 7,172,919 km (0.11 R)
• M10: 7,776,696 km (0.109 R)
• M11: 9,824,541 km (0.045 R)
• M12: 10,924,534 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.8

Radius: 10.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.48 AU - 1.76 AU

Year: 1353 Days

Day: 6.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,430,517 km

• M1: 126,859 km (0.088 R)
• M2: 571,613 km (0.074 R)
• M3: 976,425 km (0.092 R)
• M4: 1,432,400 km (0.051 R)
• M5: 1,900,043 km (0.077 R)
• M6: 2,378,905 km (0.062 R)
• M7: 3,133,776 km (0.115 R)
• M8: 4,389,501 km (0.063 R)
• M9: 4,934,037 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.6

Radius: 9.2

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.61 AU - 4.35 AU

Year: 5209 Days

Day: 9.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,430,517 km

• M1: 114,442 km (0.104 R)
• M2: 412,292 km (0.075 R)
• M3: 1,101,040 km (0.065 R)
• M4: 1,563,298 km (0.118 R)
• M5: 1,894,507 km (0.073 R)
• M6: 3,506,724 km (0.107 R)
• M7: 4,011,617 km (0.098 R)
• M8: 4,793,714 km (0.032 R)
• M9: 6,626,288 km (0.12 R)
• M10: 7,055,784 km (0.12 R)
• M11: 8,923,363 km (0.085 R)
• M12: 9,447,704 km (0.092 R)
• M13: 10,337,961 km (0.103 R)
• M14: 10,781,219 km (0.099 R)
• M15: 11,658,162 km (0.118 R)
• M16: 12,284,977 km (0.085 R)
• M17: 15,132,124 km (0.11 R)
• M18: 17,692,940 km (0.101 R)
• M19: 18,977,088 km (0.105 R)
• M20: 19,440,842 km (0.108 R)
• M21: 20,529,465 km (0.118 R)
• M22: 22,531,384 km (0.106 R)
• M23: 22,827,737 km (0.047 R)
• M24: 24,503,832 km (0.118 R)
• M25: 26,836,661 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.1

Radius: 5.6

Gravity: 17.96 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.79 AU - 7.11 AU

Year: 12020 Days

Day: 16.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 56,430,517 km

• M1: 70,161 km (0.034 R)
• M2: 265,835 km (0.038 R)
• M3: 815,159 km (0.106 R)
• M4: 1,034,469 km (0.116 R)
• M5: 1,609,224 km (0.078 R)
• M6: 1,941,481 km (0.086 R)
• M7: 2,205,970 km (0.116 R)
• M8: 2,939,897 km (0.107 R)
• M9: 3,362,811 km (0.066 R)
• M10: 3,771,811 km (0.089 R)
• M11: 4,446,797 km (0.109 R)
• M12: 6,405,930 km (0.09 R)
• M13: 6,675,805 km (0.043 R)
• M14: 7,156,164 km (0.058 R)
• M15: 8,829,416 km (0.097 R)
• M16: 10,374,912 km (0.074 R)
• M17: 12,092,295 km (0.09 R)
• M18: 12,504,736 km (0.03 R)
• M19: 13,545,638 km (0.075 R)
• M20: 16,078,779 km (0.112 R)
• M21: 16,867,160 km (0.117 R)
• M22: 17,983,310 km (0.114 R)
• M23: 18,754,187 km (0.082 R)
• M24: 20,945,497 km (0.093 R)
• M25: 22,674,699 km (0.114 R)
• M26: 23,483,126 km (0.104 R)
• M27: 26,316,210 km (0.097 R)
• M28: 26,611,516 km (0.097 R)
• M29: 26,809,584 km (0.082 R)
• M30: 29,899,977 km (0.116 R)
• M31: 31,530,743 km (0.062 R)
• M32: 32,763,579 km (0.067 R)
• M33: 40,058,869 km (0.111 R)
• M34: 40,974,558 km (0.118 R)
• M35: 43,943,477 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.3

Radius: 4.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.94 AU - 10.54 AU

Year: 16950 Days

Day: 16.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,430,517 km

• M1: 60,438 km (0.04 R)
• M2: 279,449 km (0.103 R)
• M3: 716,723 km (0.086 R)
• M4: 1,545,795 km (0.109 R)
• M5: 3,177,160 km (0.107 R)
• M6: 4,073,849 km (0.082 R)
• M7: 4,234,517 km (0.04 R)
• M8: 4,945,257 km (0.097 R)
• M9: 5,369,816 km (0.092 R)
• M10: 8,405,605 km (0.105 R)
• M11: 9,723,263 km (0.06 R)
• M12: 12,373,838 km (0.118 R)
• M13: 12,809,018 km (0.059 R)
• M14: 13,506,145 km (0.099 R)
• M15: 14,019,265 km (0.08 R)
• M16: 18,289,985 km (0.119 R)
• M17: 19,495,146 km (0.079 R)
• M18: 20,150,235 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.7

Radius: 6.6

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 7.47 AU - 10.23 AU

Year: 17271 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,430,517 km

• M1: 82,129 km (0.112 R)
• M2: 546,481 km (0.084 R)
• M3: 1,777,073 km (0.052 R)
• M4: 3,272,753 km (0.113 R)
• M5: 3,502,385 km (0.114 R)
• M6: 4,947,800 km (0.12 R)
• M7: 5,602,590 km (0.074 R)
• M8: 9,153,595 km (0.076 R)
• M9: 12,011,512 km (0.08 R)
• M10: 13,576,605 km (0.109 R)
• M11: 14,922,836 km (0.085 R)
• M12: 17,489,038 km (0.113 R)
• M13: 18,035,370 km (0.112 R)
• M14: 22,092,763 km (0.117 R)
• M15: 22,547,541 km (0.119 R)
• M16: 25,210,383 km (0.07 R)
• M17: 39,007,944 km (0.108 R)
• M18: 40,886,893 km (0.08 R)
• M19: 52,309,139 km (0.061 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 19,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit