🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.28 AU - 1.5 AU

Year: 682 Days

Day: 33.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.57 AU - 1.83 AU

Year: 923 Days

Day: 20.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.5

Radius: 9.3

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.17 AU - 5.01 AU

Year: 3443 Days

Day: 10.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,834,737 km

• M1: 117,135 km (0.101 R)
• M2: 578,645 km (0.103 R)
• M3: 963,410 km (0.106 R)
• M4: 1,550,133 km (0.088 R)
• M5: 2,053,829 km (0.093 R)
• M6: 2,388,480 km (0.095 R)
• M7: 3,187,332 km (0.097 R)
• M8: 3,580,176 km (0.098 R)
• M9: 4,068,613 km (0.038 R)
• M10: 4,373,793 km (0.111 R)
• M11: 4,670,745 km (0.106 R)
• M12: 5,617,250 km (0.073 R)
• M13: 5,913,903 km (0.108 R)
• M14: 6,776,484 km (0.061 R)
• M15: 7,144,196 km (0.057 R)
• M16: 7,492,909 km (0.111 R)
• M17: 7,852,991 km (0.114 R)
• M18: 8,156,226 km (0.066 R)
• M19: 9,260,856 km (0.062 R)
• M20: 10,912,865 km (0.069 R)
• M21: 13,031,321 km (0.085 R)
• M22: 13,409,355 km (0.076 R)
• M23: 18,357,604 km (0.047 R)
• M24: 18,773,186 km (0.085 R)
• M25: 19,932,570 km (0.115 R)
• M26: 20,625,208 km (0.105 R)
• M27: 21,661,323 km (0.111 R)
• M28: 22,663,778 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.3

Radius: 13.4

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.53 AU - 5.59 AU

Year: 4053 Days

Day: 12.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,834,737 km

• M1: 166,652 km (0.112 R)
• M2: 642,672 km (0.055 R)
• M3: 1,118,094 km (0.058 R)
• M4: 2,142,242 km (0.102 R)
• M5: 3,245,376 km (0.104 R)
• M6: 4,411,492 km (0.118 R)
• M7: 6,892,572 km (0.111 R)
• M8: 9,265,045 km (0.044 R)
• M9: 9,701,721 km (0.094 R)
• M10: 10,577,168 km (0.074 R)
• M11: 13,383,624 km (0.05 R)
• M12: 14,132,361 km (0.058 R)
• M13: 14,810,339 km (0.073 R)
• M14: 18,246,452 km (0.047 R)
• M15: 19,758,887 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.8

Radius: 6.2

Gravity: 25.7 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.83 AU - 12.93 AU

Year: 13920 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,834,737 km

• M1: 78,090 km (0.088 R)
• M2: 274,362 km (0.051 R)
• M3: 546,930 km (0.051 R)
• M4: 824,883 km (0.105 R)
• M5: 1,934,600 km (0.088 R)
• M6: 3,356,378 km (0.082 R)
• M7: 3,719,302 km (0.116 R)
• M8: 4,458,017 km (0.069 R)
• M9: 5,438,780 km (0.119 R)
• M10: 5,704,915 km (0.06 R)
• M11: 6,770,351 km (0.096 R)
• M12: 7,395,969 km (0.091 R)
• M13: 9,128,163 km (0.091 R)
• M14: 10,003,460 km (0.053 R)
• M15: 10,230,849 km (0.086 R)
• M16: 18,341,447 km (0.117 R)
• M17: 19,552,890 km (0.117 R)
• M18: 19,998,243 km (0.038 R)
• M19: 20,541,433 km (0.055 R)
• M20: 21,752,278 km (0.091 R)
• M21: 22,617,852 km (0.032 R)
• M22: 24,213,163 km (0.07 R)
• M23: 26,310,825 km (0.119 R)
• M24: 31,104,240 km (0.111 R)
• M25: 32,573,740 km (0.11 R)
• M26: 36,181,442 km (0.113 R)
• M27: 37,531,712 km (0.082 R)
• M28: 38,775,618 km (0.091 R)
• M29: 40,620,310 km (0.113 R)
• M30: 42,374,345 km (0.072 R)
• M31: 42,970,044 km (0.04 R)
• M32: 45,564,370 km (0.111 R)
• M33: 46,979,117 km (0.099 R)
• M34: 52,417,448 km (0.059 R)
• M35: 60,865,689 km (0.09 R)
• M36: 65,708,471 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.8

Radius: 3.9

Gravity: 65.34 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.21 AU - 12.15 AU

Year: 14528 Days

Day: 23.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,834,737 km

• M1: 48,619 km (0.11 R)
• M2: 223,499 km (0.107 R)
• M3: 460,911 km (0.082 R)
• M4: 769,083 km (0.062 R)
• M5: 1,135,298 km (0.119 R)
• M6: 1,983,369 km (0.1 R)
• M7: 2,436,201 km (0.119 R)
• M8: 3,186,734 km (0.106 R)
• M9: 4,877,489 km (0.059 R)
• M10: 5,853,166 km (0.099 R)
• M11: 7,885,902 km (0.112 R)
• M12: 9,221,063 km (0.111 R)
• M13: 9,941,975 km (0.071 R)
• M14: 13,271,725 km (0.095 R)
• M15: 15,758,939 km (0.111 R)
• M16: 18,196,786 km (0.117 R)
• M17: 18,974,545 km (0.069 R)
• M18: 19,954,860 km (0.099 R)
• M19: 20,136,621 km (0.087 R)
• M20: 20,874,887 km (0.059 R)
• M21: 32,300,574 km (0.11 R)
• M22: 34,472,735 km (0.064 R)
• M23: 37,287,868 km (0.043 R)
• M24: 41,866,310 km (0.104 R)
• M25: 44,135,860 km (0.116 R)
• M26: 45,851,299 km (0.118 R)
• M27: 47,449,004 km (0.068 R)
• M28: 48,261,470 km (0.083 R)
• M29: 48,589,089 km (0.116 R)
• M30: 48,918,205 km (0.094 R)
• M31: 49,414,720 km (0.119 R)
• M32: 56,903,589 km (0.111 R)
• M33: 58,190,131 km (0.082 R)
• M34: 61,203,331 km (0.05 R)
• M35: 63,726,898 km (0.113 R)
• M36: 68,566,389 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.9

Radius: 4.1

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 9.13 AU - 14.89 AU

Year: 17324 Days

Day: 24.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,834,737 km

• M1: 51,013 km (0.117 R)
• M2: 419,622 km (0.12 R)
• M3: 941,419 km (0.116 R)
• M4: 1,598,453 km (0.11 R)
• M5: 2,420,793 km (0.096 R)
• M6: 2,912,371 km (0.092 R)
• M7: 3,090,243 km (0.106 R)
• M8: 3,275,445 km (0.088 R)
• M9: 7,055,484 km (0.075 R)
• M10: 9,417,186 km (0.116 R)
• M11: 11,527,713 km (0.115 R)
• M12: 12,029,913 km (0.089 R)
• M13: 17,440,269 km (0.109 R)
• M14: 20,669,040 km (0.081 R)
• M15: 21,078,190 km (0.096 R)
• M16: 25,564,032 km (0.082 R)
• M17: 25,940,570 km (0.074 R)
• M18: 26,320,848 km (0.028 R)
• M19: 28,680,754 km (0.091 R)
• M20: 29,292,011 km (0.087 R)
• M21: 31,824,254 km (0.096 R)
• M22: 37,078,131 km (0.113 R)
• M23: 39,157,392 km (0.082 R)
• M24: 40,162,241 km (0.064 R)
• M25: 41,831,454 km (0.096 R)
• M26: 45,170,628 km (0.072 R)
• M27: 45,859,078 km (0.102 R)
• M28: 46,834,755 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 11,428 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit