🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.5 AU - 0.8 AU

Year: 198 Days

Day: 15.9 Hours

Environment

Temp: 200 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.08 AU - 1.32 AU

Year: 498 Days

Day: 38 Hours

Environment

Temp: 5 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 85,932,518 km

• M1: 267,032 km (0.089 R)
• M2: 584,180 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.94 AU - 2.9 AU

Year: 1426 Days

Day: 22.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.1

Radius: 14.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.4 AU - 4.96 AU

Year: 3835 Days

Day: 12.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,932,518 km

• M1: 179,069 km (0.091 R)
• M2: 649,554 km (0.052 R)
• M3: 1,157,738 km (0.026 R)
• M4: 1,661,135 km (0.109 R)
• M5: 2,169,768 km (0.088 R)
• M6: 3,879,073 km (0.104 R)
• M7: 5,090,965 km (0.057 R)
• M8: 6,757,037 km (0.047 R)
• M9: 7,973,118 km (0.082 R)
• M10: 8,615,341 km (0.113 R)
• M11: 9,330,569 km (0.105 R)
• M12: 11,009,207 km (0.095 R)
• M13: 11,492,108 km (0.112 R)
• M14: 12,359,776 km (0.086 R)
• M15: 13,026,534 km (0.092 R)
• M16: 13,919,184 km (0.12 R)
• M17: 14,746,461 km (0.109 R)
• M18: 15,334,081 km (0.068 R)
• M19: 15,826,408 km (0.113 R)
• M20: 16,900,520 km (0.093 R)
• M21: 18,265,302 km (0.112 R)
• M22: 21,079,387 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.4

Radius: 10.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.07 AU - 6.97 AU

Year: 5594 Days

Day: 11.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,932,518 km

• M1: 128,205 km (0.065 R)
• M2: 635,941 km (0.09 R)
• M3: 1,003,951 km (0.065 R)
• M4: 1,460,674 km (0.074 R)
• M5: 2,259,377 km (0.115 R)
• M6: 2,890,231 km (0.078 R)
• M7: 3,677,116 km (0.113 R)
• M8: 4,121,122 km (0.044 R)
• M9: 5,171,150 km (0.091 R)
• M10: 5,787,942 km (0.053 R)
• M11: 6,579,464 km (0.115 R)
• M12: 7,407,039 km (0.104 R)
• M13: 7,936,017 km (0.115 R)
• M14: 8,951,637 km (0.081 R)
• M15: 9,634,252 km (0.052 R)
• M16: 10,744,867 km (0.041 R)
• M17: 11,331,141 km (0.091 R)
• M18: 11,843,813 km (0.11 R)
• M19: 12,178,164 km (0.081 R)
• M20: 13,839,748 km (0.103 R)
• M21: 16,108,400 km (0.061 R)
• M22: 18,359,249 km (0.118 R)
• M23: 21,440,217 km (0.115 R)
• M24: 22,152,901 km (0.111 R)
• M25: 24,850,001 km (0.064 R)
• M26: 25,241,200 km (0.098 R)
• M27: 26,439,329 km (0.09 R)

Asteroid Belt

Center: 6.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467

Radius: 13

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.5 AU - 9.06 AU

Year: 7440 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,932,518 km

• M1: 165,754 km (0.098 R)
• M2: 817,852 km (0.072 R)
• M3: 1,423,274 km (0.096 R)
• M4: 2,435,005 km (0.072 R)
• M5: 3,058,528 km (0.081 R)
• M6: 3,718,255 km (0.054 R)
• M7: 4,419,570 km (0.084 R)
• M8: 4,843,231 km (0.107 R)
• M9: 6,958,096 km (0.075 R)
• M10: 8,180,909 km (0.03 R)
• M11: 8,782,143 km (0.078 R)
• M12: 9,284,193 km (0.104 R)
• M13: 9,717,130 km (0.1 R)
• M14: 10,859,010 km (0.077 R)
• M15: 12,241,893 km (0.111 R)
• M16: 13,408,457 km (0.114 R)
• M17: 14,188,610 km (0.109 R)
• M18: 15,839,572 km (0.092 R)
• M19: 16,271,611 km (0.063 R)
• M20: 16,711,429 km (0.096 R)
• M21: 19,874,227 km (0.109 R)
• M22: 20,668,292 km (0.088 R)
• M23: 23,336,669 km (0.056 R)
• M24: 29,348,110 km (0.083 R)
• M25: 30,000,806 km (0.051 R)
• M26: 34,122,377 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.9

Radius: 11.2

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.61 AU - 7.65 AU

Year: 7982 Days

Day: 8.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,932,518 km

• M1: 185,801 km (0.074 R)
• M2: 833,410 km (0.089 R)
• M3: 1,324,540 km (0.065 R)
• M4: 2,069,836 km (0.089 R)
• M5: 3,705,689 km (0.068 R)
• M6: 5,347,675 km (0.114 R)
• M7: 6,691,513 km (0.113 R)
• M8: 7,777,145 km (0.082 R)
• M9: 8,621,924 km (0.1 R)
• M10: 9,188,002 km (0.111 R)
• M11: 9,683,620 km (0.052 R)
• M12: 10,864,545 km (0.051 R)
• M13: 11,811,350 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 426.9

Radius: 4

Gravity: 26.68 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 18.09 AU - 19.13 AU

Year: 30407 Days

Day: 18.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,932,518 km

• M1: 54,902 km (0.059 R)
• M2: 856,448 km (0.027 R)
• M3: 1,067,680 km (0.07 R)
• M4: 2,510,551 km (0.099 R)
• M5: 3,278,587 km (0.1 R)
• M6: 4,260,398 km (0.119 R)
• M7: 4,950,792 km (0.114 R)
• M8: 7,021,974 km (0.088 R)
• M9: 9,312,168 km (0.108 R)
• M10: 16,806,573 km (0.075 R)
• M11: 31,838,915 km (0.1 R)
• M12: 40,962,590 km (0.11 R)
• M13: 41,594,342 km (0.098 R)
• M14: 43,857,009 km (0.082 R)
• M15: 56,020,812 km (0.055 R)
• M16: 56,603,795 km (0.096 R)
• M17: 60,187,113 km (0.112 R)
• M18: 69,130,223 km (0.06 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 12,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit