🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.68 AU - 0.76 AU

Year: 221 Days

Day: 34.6 Hours

Environment

Temp: 196 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.43 AU - 1.97 AU

Year: 802 Days

Day: 26.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,624,253 km

• M1: 42,635 km (0.029 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.4 AU - 2.5 AU

Year: 1387 Days

Day: 31.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.88 AU - 3.94 AU

Year: 2277 Days

Day: 39.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.2

Radius: 15

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.44 AU - 8.7 AU

Year: 6799 Days

Day: 14.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,624,253 km

• M1: 193,131 km (0.114 R)
• M2: 677,828 km (0.069 R)
• M3: 1,168,958 km (0.086 R)
• M4: 1,643,632 km (0.052 R)
• M5: 2,115,314 km (0.115 R)
• M6: 2,872,578 km (0.088 R)
• M7: 3,627,449 km (0.104 R)
• M8: 8,458,712 km (0.05 R)
• M9: 9,898,143 km (0.103 R)
• M10: 13,354,153 km (0.085 R)
• M11: 15,829,848 km (0.041 R)
• M12: 18,717,237 km (0.057 R)
• M13: 23,091,479 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 9.9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.43 AU - 11.63 AU

Year: 12358 Days

Day: 9.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,624,253 km

• M1: 123,119 km (0.094 R)
• M2: 578,944 km (0.101 R)
• M3: 910,752 km (0.108 R)
• M4: 1,440,328 km (0.081 R)
• M5: 2,239,630 km (0.085 R)
• M6: 4,071,156 km (0.062 R)
• M7: 4,630,204 km (0.115 R)
• M8: 5,106,972 km (0.053 R)
• M9: 5,651,508 km (0.072 R)
• M10: 6,121,994 km (0.081 R)
• M11: 6,776,484 km (0.117 R)
• M12: 7,350,043 km (0.026 R)
• M13: 8,408,148 km (0.115 R)
• M14: 10,715,695 km (0.113 R)
• M15: 12,132,537 km (0.041 R)
• M16: 14,058,011 km (0.115 R)
• M17: 15,196,451 km (0.12 R)
• M18: 18,427,017 km (0.102 R)
• M19: 24,277,939 km (0.101 R)
• M20: 27,621,003 km (0.082 R)
• M21: 28,241,236 km (0.078 R)
• M22: 30,705,113 km (0.027 R)
• M23: 31,594,771 km (0.093 R)
• M24: 35,689,863 km (0.055 R)
• M25: 36,549,303 km (0.109 R)
• M26: 41,054,742 km (0.118 R)
• M27: 43,371,115 km (0.113 R)
• M28: 45,200,249 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.1

Radius: 3

Gravity: 76.23 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 15.55 AU - 18.03 AU

Year: 24881 Days

Day: 23.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 81,624,253 km

• M1: 39,045 km (0.111 R)
• M2: 151,243 km (0.08 R)
• M3: 263,591 km (0.101 R)
• M4: 404,662 km (0.062 R)
• M5: 710,291 km (0.036 R)
• M6: 852,409 km (0.107 R)
• M7: 1,066,932 km (0.087 R)
• M8: 1,238,970 km (0.053 R)
• M9: 2,096,465 km (0.12 R)
• M10: 2,559,320 km (0.075 R)
• M11: 2,814,834 km (0.105 R)
• M12: 3,436,263 km (0.109 R)
• M13: 3,811,305 km (0.12 R)
• M14: 5,060,447 km (0.104 R)
• M15: 7,183,241 km (0.112 R)
• M16: 7,741,690 km (0.053 R)
• M17: 8,660,969 km (0.058 R)
• M18: 10,393,013 km (0.097 R)
• M19: 11,306,308 km (0.029 R)
• M20: 11,440,946 km (0.05 R)
• M21: 11,990,419 km (0.088 R)
• M22: 13,440,770 km (0.098 R)
• M23: 16,424,350 km (0.07 R)
• M24: 20,412,330 km (0.046 R)
• M25: 23,766,913 km (0.112 R)
• M26: 30,488,495 km (0.115 R)
• M27: 32,754,753 km (0.083 R)
• M28: 34,561,746 km (0.065 R)
• M29: 42,130,650 km (0.079 R)
• M30: 43,931,958 km (0.063 R)
• M31: 44,264,963 km (0.117 R)
• M32: 44,599,613 km (0.101 R)
• M33: 50,731,929 km (0.12 R)
• M34: 53,334,483 km (0.081 R)
• M35: 61,050,293 km (0.103 R)
• M36: 73,614,868 km (0.034 R)
• M37: 76,462,763 km (0.048 R)
• M38: 76,703,316 km (0.113 R)
• M39: 78,157,408 km (0.101 R)
• M40: 82,629,785 km (0.062 R)
• M41: 82,883,204 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.8

Radius: 3.7

Gravity: 33.44 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 16.21 AU - 19.41 AU

Year: 27182 Days

Day: 21.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,624,253 km

• M1: 46,226 km (0.057 R)
• M2: 197,768 km (0.115 R)
• M3: 571,015 km (0.102 R)
• M4: 1,513,182 km (0.101 R)
• M5: 2,795,087 km (0.106 R)
• M6: 3,196,159 km (0.095 R)
• M7: 3,948,037 km (0.108 R)
• M8: 5,918,989 km (0.055 R)
• M9: 6,264,261 km (0.072 R)
• M10: 7,479,894 km (0.112 R)
• M11: 7,629,491 km (0.08 R)
• M12: 8,955,677 km (0.098 R)
• M13: 9,820,951 km (0.102 R)
• M14: 10,000,468 km (0.116 R)
• M15: 14,219,577 km (0.104 R)
• M16: 19,021,818 km (0.116 R)
• M17: 19,677,206 km (0.089 R)
• M18: 19,867,196 km (0.093 R)
• M19: 20,250,765 km (0.111 R)
• M20: 23,286,853 km (0.118 R)
• M21: 35,015,476 km (0.11 R)
• M22: 36,711,766 km (0.12 R)
• M23: 36,855,530 km (0.106 R)
• M24: 37,580,182 km (0.099 R)
• M25: 42,920,078 km (0.053 R)
• M26: 43,239,619 km (0.094 R)
• M27: 48,225,267 km (0.08 R)
• M28: 53,027,957 km (0.113 R)
• M29: 53,950,976 km (0.096 R)
• M30: 55,639,338 km (0.109 R)
• M31: 58,923,759 km (0.044 R)
• M32: 63,156,631 km (0.035 R)
• M33: 63,777,312 km (0.086 R)
• M34: 65,031,092 km (0.115 R)
• M35: 66,514,355 km (0.035 R)
• M36: 71,546,678 km (0.043 R)
• M37: 72,221,214 km (0.088 R)
• M38: 81,624,189 km (0.089 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 13,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit