🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.53 AU - 0.61 AU

Year: 152 Days

Day: 18.9 Hours

Environment

Temp: 196 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.91 AU - 1.23 AU

Year: 391 Days

Day: 12.8 Hours

Environment

Temp: 46 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.84 AU - 1.32 AU

Year: 396 Days

Day: 12.3 Hours

Environment

Temp: 31 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 108,880,130 km

• M1: 35,754 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.24 AU - 1.68 AU

Year: 623 Days

Day: 34.7 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 108,880,130 km

• M1: 50,414 km (0.105 R)
• M2: 97,987 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.62 AU - 3.74 AU

Year: 2002 Days

Day: 33 Hours

Environment

Temp: -89 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.05 AU - 4.19 AU

Year: 2432 Days

Day: 14.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,880,130 km

• M1: 2,278,076 km (0.092 R)

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.1

Radius: 9.5

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.94 AU - 9.2 AU

Year: 8095 Days

Day: 13.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 108,880,130 km

• M1: 118,182 km (0.038 R)
• M2: 429,495 km (0.093 R)
• M3: 932,144 km (0.089 R)
• M4: 1,374,056 km (0.083 R)
• M5: 1,937,143 km (0.079 R)
• M6: 2,571,288 km (0.101 R)
• M7: 3,160,105 km (0.073 R)
• M8: 3,475,458 km (0.116 R)
• M9: 5,636,100 km (0.104 R)
• M10: 8,354,891 km (0.099 R)
• M11: 9,690,651 km (0.103 R)
• M12: 10,214,393 km (0.088 R)
• M13: 12,224,839 km (0.105 R)
• M14: 13,178,675 km (0.064 R)
• M15: 13,526,939 km (0.066 R)
• M16: 14,181,429 km (0.114 R)
• M17: 14,856,864 km (0.113 R)
• M18: 15,297,729 km (0.096 R)
• M19: 16,672,982 km (0.106 R)
• M20: 17,564,436 km (0.061 R)
• M21: 21,933,142 km (0.108 R)
• M22: 23,254,839 km (0.088 R)
• M23: 24,804,524 km (0.088 R)
• M24: 33,167,643 km (0.065 R)
• M25: 34,029,776 km (0.074 R)
• M26: 40,001,573 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.7

Radius: 13.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.81 AU - 10.45 AU

Year: 11384 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 108,880,130 km

• M1: 167,550 km (0.116 R)
• M2: 594,053 km (0.099 R)
• M3: 2,751,703 km (0.073 R)
• M4: 4,043,780 km (0.1 R)
• M5: 4,468,040 km (0.104 R)
• M6: 6,812,687 km (0.113 R)
• M7: 7,271,504 km (0.071 R)
• M8: 7,826,512 km (0.101 R)
• M9: 11,425,837 km (0.064 R)
• M10: 16,005,626 km (0.098 R)
• M11: 17,726,600 km (0.071 R)
• M12: 23,627,637 km (0.077 R)
• M13: 31,297,371 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742

Radius: 3.9

Gravity: 48.78 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 20.43 AU - 20.67 AU

Year: 32894 Days

Day: 17.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 108,880,130 km

• M1: 49,517 km (0.094 R)
• M2: 185,651 km (0.076 R)
• M3: 322,234 km (0.06 R)
• M4: 1,497,325 km (0.071 R)
• M5: 2,702,785 km (0.099 R)
• M6: 3,259,438 km (0.057 R)
• M7: 3,548,312 km (0.076 R)
• M8: 4,176,773 km (0.05 R)
• M9: 5,000,309 km (0.115 R)
• M10: 5,384,327 km (0.112 R)
• M11: 5,926,469 km (0.06 R)
• M12: 6,307,645 km (0.098 R)
• M13: 7,278,236 km (0.056 R)
• M14: 7,771,011 km (0.079 R)
• M15: 16,995,814 km (0.041 R)
• M16: 17,763,102 km (0.038 R)
• M17: 18,353,564 km (0.117 R)
• M18: 24,148,687 km (0.072 R)
• M19: 27,783,167 km (0.04 R)
• M20: 31,053,526 km (0.092 R)
• M21: 63,636,391 km (0.095 R)
• M22: 76,513,028 km (0.077 R)
• M23: 97,241,309 km (0.117 R)
• M24: 101,854,159 km (0.078 R)
• M25: 102,479,927 km (0.115 R)
• M26: 105,968,101 km (0.098 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 11,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit