🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.76 AU - 0.82 AU

Year: 259 Days

Day: 34.2 Hours

Environment

Temp: 118 °C

Axial Tilt: 22.8 °

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: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.48 AU - 1.92 AU

Year: 818 Days

Day: 27 Hours

Environment

Temp: -53 °C

Axial Tilt: 80.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.41 AU - 2.21 AU

Year: 898 Days

Day: 17.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,938,823 km

• M1: 23,487 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.54 AU - 4.7 AU

Year: 3085 Days

Day: 19.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.5

Radius: 8.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.59 AU - 9.77 AU

Year: 10262 Days

Day: 12.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,938,823 km

• M1: 106,962 km (0.107 R)
• M2: 440,267 km (0.076 R)
• M3: 730,636 km (0.072 R)
• M4: 1,322,894 km (0.113 R)
• M5: 2,470,908 km (0.119 R)
• M6: 3,204,386 km (0.102 R)
• M7: 3,913,929 km (0.1 R)
• M8: 5,193,290 km (0.055 R)
• M9: 5,489,494 km (0.069 R)
• M10: 5,928,564 km (0.098 R)
• M11: 8,861,280 km (0.092 R)
• M12: 10,327,788 km (0.102 R)
• M13: 11,363,753 km (0.11 R)
• M14: 11,738,047 km (0.081 R)
• M15: 12,120,419 km (0.043 R)
• M16: 12,687,545 km (0.106 R)
• M17: 15,638,812 km (0.112 R)
• M18: 18,047,637 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356

Radius: 7.9

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 12.43 AU - 17.95 AU

Year: 21843 Days

Day: 15.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,938,823 km

• M1: 103,372 km (0.099 R)
• M2: 384,018 km (0.09 R)
• M3: 769,382 km (0.117 R)
• M4: 1,086,380 km (0.119 R)
• M5: 1,359,246 km (0.096 R)
• M6: 3,352,937 km (0.066 R)
• M7: 3,852,893 km (0.096 R)
• M8: 4,338,189 km (0.104 R)
• M9: 4,761,850 km (0.102 R)
• M10: 10,129,571 km (0.084 R)
• M11: 15,837,777 km (0.11 R)
• M12: 22,893,860 km (0.103 R)
• M13: 23,479,984 km (0.085 R)
• M14: 26,561,850 km (0.103 R)
• M15: 26,884,233 km (0.095 R)
• M16: 28,534,896 km (0.074 R)
• M17: 29,672,289 km (0.041 R)
• M18: 33,891,098 km (0.033 R)
• M19: 34,270,329 km (0.108 R)
• M20: 34,652,402 km (0.028 R)
• M21: 36,209,117 km (0.087 R)
• M22: 46,074,349 km (0.107 R)
• M23: 59,587,225 km (0.08 R)
• M24: 61,068,244 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.8

Radius: 5.1

Gravity: 13.1 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.51 AU - 17.67 AU

Year: 26067 Days

Day: 16.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,938,823 km

• M1: 63,429 km (0.061 R)
• M2: 287,078 km (0.103 R)
• M3: 448,644 km (0.051 R)
• M4: 915,389 km (0.05 R)
• M5: 1,283,550 km (0.118 R)
• M6: 2,374,717 km (0.11 R)
• M7: 3,092,487 km (0.074 R)
• M8: 4,426,152 km (0.077 R)
• M9: 5,464,960 km (0.108 R)
• M10: 6,968,568 km (0.115 R)
• M11: 12,284,528 km (0.063 R)
• M12: 12,753,667 km (0.081 R)
• M13: 14,975,794 km (0.051 R)
• M14: 16,458,159 km (0.077 R)
• M15: 18,729,055 km (0.057 R)
• M16: 19,260,576 km (0.1 R)
• M17: 21,105,268 km (0.037 R)
• M18: 21,487,939 km (0.062 R)
• M19: 21,777,860 km (0.111 R)
• M20: 23,064,551 km (0.101 R)
• M21: 28,139,210 km (0.104 R)
• M22: 28,953,471 km (0.119 R)
• M23: 29,425,901 km (0.1 R)
• M24: 32,494,901 km (0.113 R)
• M25: 35,098,652 km (0.049 R)
• M26: 37,140,364 km (0.117 R)
• M27: 40,716,800 km (0.059 R)
• M28: 43,122,334 km (0.09 R)
• M29: 52,460,533 km (0.115 R)
• M30: 53,692,770 km (0.069 R)
• M31: 54,048,215 km (0.105 R)
• M32: 56,397,799 km (0.084 R)
• M33: 57,134,120 km (0.09 R)
• M34: 58,063,571 km (0.091 R)
• M35: 60,527,298 km (0.103 R)
• M36: 60,912,513 km (0.096 R)
• M37: 62,469,228 km (0.064 R)
• M38: 65,459,540 km (0.075 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: 444 - 11,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit