🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.46 AU - 0.74 AU

Year: 305 Days

Day: 45.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.5

Radius: 10.2

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.4 AU - 1.66 AU

Year: 1241 Days

Day: 5.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,148,595 km

• M1: 127,158 km (0.076 R)
• M2: 619,934 km (0.109 R)
• M3: 981,512 km (0.088 R)
• M4: 1,359,994 km (0.113 R)
• M5: 2,037,074 km (0.056 R)
• M6: 2,925,536 km (0.118 R)
• M7: 3,248,069 km (0.084 R)
• M8: 3,578,381 km (0.106 R)
• M9: 5,236,524 km (0.082 R)
• M10: 5,692,947 km (0.04 R)
• M11: 6,836,323 km (0.085 R)
• M12: 7,462,540 km (0.101 R)
• M13: 8,889,704 km (0.04 R)
• M14: 9,477,175 km (0.092 R)
• M15: 9,796,566 km (0.082 R)
• M16: 10,356,212 km (0.049 R)
• M17: 11,539,531 km (0.115 R)
• M18: 12,014,953 km (0.109 R)
• M19: 13,201,713 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.1

Radius: 12.3

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.44 AU - 1.78 AU

Year: 1340 Days

Day: 7.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 159.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,148,595 km

• M1: 153,039 km (0.068 R)
• M2: 602,580 km (0.05 R)
• M3: 996,771 km (0.045 R)
• M4: 1,867,729 km (0.047 R)
• M5: 2,251,448 km (0.071 R)
• M6: 2,850,438 km (0.112 R)
• M7: 3,404,249 km (0.119 R)
• M8: 4,044,229 km (0.041 R)
• M9: 4,986,247 km (0.09 R)
• M10: 5,453,740 km (0.077 R)
• M11: 7,056,831 km (0.103 R)
• M12: 7,485,429 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.4

Radius: 12.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.37 AU - 3.21 AU

Year: 3057 Days

Day: 11.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,148,595 km

• M1: 155,432 km (0.062 R)
• M2: 578,944 km (0.101 R)
• M3: 1,014,124 km (0.075 R)
• M4: 1,447,060 km (0.119 R)
• M5: 2,350,631 km (0.068 R)
• M6: 3,695,815 km (0.119 R)
• M7: 4,592,804 km (0.089 R)
• M8: 5,552,624 km (0.057 R)
• M9: 5,999,174 km (0.087 R)
• M10: 6,413,261 km (0.048 R)
• M11: 8,064,821 km (0.048 R)
• M12: 8,708,541 km (0.111 R)
• M13: 9,946,014 km (0.057 R)
• M14: 13,737,423 km (0.078 R)
• M15: 14,855,218 km (0.105 R)
• M16: 16,243,786 km (0.091 R)
• M17: 18,805,948 km (0.05 R)
• M18: 19,636,516 km (0.104 R)
• M19: 21,117,086 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 13.5

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.18 AU - 5.76 AU

Year: 8392 Days

Day: 6.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,148,595 km

• M1: 168,148 km (0.096 R)
• M2: 655,089 km (0.113 R)
• M3: 1,163,572 km (0.089 R)
• M4: 2,019,272 km (0.118 R)
• M5: 2,674,660 km (0.101 R)
• M6: 3,217,701 km (0.034 R)
• M7: 5,056,408 km (0.109 R)
• M8: 5,593,315 km (0.069 R)
• M9: 6,168,070 km (0.079 R)
• M10: 7,841,172 km (0.054 R)
• M11: 8,345,916 km (0.114 R)
• M12: 8,827,770 km (0.114 R)
• M13: 10,995,892 km (0.095 R)
• M14: 12,399,420 km (0.115 R)
• M15: 14,978,487 km (0.095 R)
• M16: 15,495,048 km (0.084 R)
• M17: 16,359,874 km (0.04 R)
• M18: 18,998,182 km (0.079 R)
• M19: 20,144,550 km (0.025 R)
• M20: 23,773,495 km (0.118 R)
• M21: 25,558,796 km (0.086 R)
• M22: 27,431,911 km (0.11 R)
• M23: 27,914,215 km (0.06 R)
• M24: 29,495,614 km (0.11 R)
• M25: 32,944,593 km (0.11 R)
• M26: 33,819,591 km (0.063 R)
• M27: 39,032,777 km (0.068 R)
• M28: 40,883,153 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.6

Radius: 7.5

Gravity: 15.85 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.42 AU - 6.98 AU

Year: 10127 Days

Day: 18.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,148,595 km

• M1: 93,349 km (0.108 R)
• M2: 443,408 km (0.105 R)
• M3: 1,062,594 km (0.038 R)
• M4: 1,647,671 km (0.032 R)
• M5: 2,003,863 km (0.083 R)
• M6: 2,352,127 km (0.056 R)
• M7: 2,613,325 km (0.087 R)
• M8: 2,916,261 km (0.091 R)
• M9: 4,429,892 km (0.082 R)
• M10: 4,798,800 km (0.089 R)
• M11: 5,739,622 km (0.104 R)
• M12: 6,600,258 km (0.117 R)
• M13: 7,000,133 km (0.111 R)
• M14: 7,501,286 km (0.107 R)
• M15: 8,435,525 km (0.05 R)
• M16: 9,100,038 km (0.099 R)
• M17: 10,426,074 km (0.097 R)
• M18: 10,858,861 km (0.102 R)
• M19: 11,818,082 km (0.054 R)
• M20: 15,378,212 km (0.077 R)
• M21: 17,176,080 km (0.033 R)
• M22: 20,927,545 km (0.087 R)
• M23: 22,319,853 km (0.089 R)
• M24: 27,169,516 km (0.098 R)
• M25: 27,577,171 km (0.055 R)
• M26: 27,885,492 km (0.091 R)
• M27: 31,768,305 km (0.053 R)
• M28: 38,373,051 km (0.103 R)
• M29: 40,453,508 km (0.079 R)
• M30: 40,985,029 km (0.065 R)
• M31: 41,656,125 km (0.067 R)
• M32: 46,270,322 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.9

Radius: 3.2

Gravity: 55.65 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.67 AU - 11.19 AU

Year: 23705 Days

Day: 20.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,148,595 km

• M1: 39,943 km (0.101 R)
• M2: 168,148 km (0.095 R)
• M3: 338,091 km (0.12 R)
• M4: 530,773 km (0.099 R)
• M5: 700,118 km (0.12 R)
• M6: 989,291 km (0.108 R)
• M7: 1,337,106 km (0.078 R)
• M8: 1,913,806 km (0.104 R)
• M9: 2,312,633 km (0.065 R)
• M10: 3,563,571 km (0.095 R)
• M11: 3,684,745 km (0.052 R)
• M12: 3,903,308 km (0.116 R)
• M13: 4,828,421 km (0.063 R)
• M14: 6,146,079 km (0.106 R)
• M15: 7,146,739 km (0.117 R)
• M16: 7,339,720 km (0.074 R)
• M17: 9,464,459 km (0.091 R)
• M18: 9,874,207 km (0.104 R)
• M19: 11,109,886 km (0.069 R)
• M20: 11,434,214 km (0.059 R)
• M21: 14,488,404 km (0.08 R)
• M22: 16,242,738 km (0.101 R)
• M23: 18,856,213 km (0.058 R)
• M24: 28,711,571 km (0.089 R)
• M25: 31,718,638 km (0.058 R)
• M26: 34,379,386 km (0.096 R)
• M27: 36,612,134 km (0.032 R)
• M28: 38,348,816 km (0.04 R)
• M29: 38,495,870 km (0.084 R)
• M30: 40,443,336 km (0.108 R)
• M31: 40,901,853 km (0.12 R)
• M32: 48,373,519 km (0.049 R)
• M33: 50,462,055 km (0.051 R)
• M34: 54,818,045 km (0.113 R)
• M35: 58,633,988 km (0.078 R)
• M36: 59,025,037 km (0.043 R)
• M37: 60,010,288 km (0.092 R)
• M38: 64,268,292 km (0.094 R)
• M39: 65,310,840 km (0.111 R)
• M40: 68,940,234 km (0.092 R)
• M41: 74,518,140 km (0.066 R)
• M42: 74,747,174 km (0.041 R)
• M43: 76,132,152 km (0.076 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 18,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit