🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.47 AU - 0.53 AU

Year: 136 Days

Day: 46 Hours

Environment

Temp: 190 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.41 AU - 0.63 AU

Year: 144 Days

Day: 30.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 43.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.03 AU - 1.59 AU

Year: 577 Days

Day: 24.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,299,728 km

• M1: 187,895 km (0.073 R)
• M2: 413,040 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.3 AU - 1.44 AU

Year: 617 Days

Day: 20.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.53 AU - 1.91 AU

Year: 868 Days

Day: 42 Hours

Environment

Temp: -69 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.17 AU - 2.83 AU

Year: 1522 Days

Day: 16.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,299,728 km

• M1: 44,879 km (0.039 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.21 AU - 4.07 AU

Year: 2674 Days

Day: 21.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,299,728 km

• M1: 36,352 km (0.104 R)

Asteroid Belt

Center: 6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.1

Radius: 13

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.67 AU - 9.03 AU

Year: 9290 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,299,728 km

• M1: 161,715 km (0.107 R)
• M2: 707,897 km (0.059 R)
• M3: 1,419,534 km (0.118 R)
• M4: 1,894,657 km (0.045 R)
• M5: 2,476,443 km (0.06 R)
• M6: 3,822,674 km (0.062 R)
• M7: 4,358,235 km (0.036 R)
• M8: 5,186,708 km (0.116 R)
• M9: 5,874,858 km (0.106 R)
• M10: 7,329,398 km (0.038 R)
• M11: 7,974,165 km (0.07 R)
• M12: 9,011,925 km (0.106 R)
• M13: 9,459,821 km (0.046 R)
• M14: 10,848,090 km (0.09 R)
• M15: 14,297,517 km (0.108 R)
• M16: 15,710,170 km (0.119 R)
• M17: 16,540,887 km (0.053 R)
• M18: 17,276,011 km (0.12 R)
• M19: 18,745,810 km (0.106 R)
• M20: 19,748,265 km (0.103 R)
• M21: 23,197,394 km (0.028 R)
• M22: 25,465,597 km (0.109 R)
• M23: 29,272,115 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.6

Radius: 8.1

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.3 AU - 9.02 AU

Year: 9812 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,299,728 km

• M1: 102,026 km (0.062 R)
• M2: 377,735 km (0.108 R)
• M3: 1,815,221 km (0.036 R)
• M4: 2,209,561 km (0.091 R)
• M5: 2,720,437 km (0.049 R)
• M6: 3,694,319 km (0.057 R)
• M7: 3,951,029 km (0.113 R)
• M8: 4,247,084 km (0.09 R)
• M9: 4,615,992 km (0.095 R)
• M10: 5,683,074 km (0.117 R)
• M11: 7,457,903 km (0.109 R)
• M12: 8,427,297 km (0.119 R)
• M13: 9,961,722 km (0.093 R)
• M14: 11,348,943 km (0.103 R)
• M15: 16,415,075 km (0.05 R)
• M16: 17,041,591 km (0.095 R)
• M17: 17,468,095 km (0.085 R)
• M18: 20,735,611 km (0.11 R)
• M19: 22,897,151 km (0.064 R)
• M20: 23,503,920 km (0.111 R)
• M21: 24,659,115 km (0.09 R)
• M22: 27,760,727 km (0.115 R)
• M23: 28,054,986 km (0.027 R)
• M24: 33,050,807 km (0.088 R)
• M25: 33,381,418 km (0.044 R)
• M26: 35,989,807 km (0.064 R)
• M27: 36,456,851 km (0.1 R)
• M28: 37,046,417 km (0.109 R)
• M29: 38,123,521 km (0.109 R)
• M30: 41,225,134 km (0.034 R)
• M31: 43,559,758 km (0.077 R)
• M32: 44,625,194 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 16,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit