🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.66 AU - 0.82 AU

Year: 241 Days

Day: 43.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 113.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.3 AU - 1.54 AU

Year: 641 Days

Day: 46.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 88.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,418,189 km

• M1: 37,549 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.03 AU - 2.27 AU

Year: 1194 Days

Day: 18.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.98 AU - 3.02 AU

Year: 1497 Days

Day: 47.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,418,189 km

• M1: 40,092 km (0.113 R)

Asteroid Belt

Center: 3.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.48 AU - 4.54 AU

Year: 3041 Days

Day: 36.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,418,189 km

• M1: 28,573 km (0.074 R)

Asteroid Belt

Center: 6.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.4

Radius: 8.9

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.7 AU - 9.82 AU

Year: 10672 Days

Day: 9 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,418,189 km

• M1: 111,301 km (0.066 R)
• M2: 733,179 km (0.087 R)
• M3: 1,856,510 km (0.101 R)
• M4: 2,415,258 km (0.108 R)
• M5: 2,861,508 km (0.115 R)
• M6: 3,633,283 km (0.036 R)
• M7: 3,946,242 km (0.083 R)
• M8: 4,391,595 km (0.062 R)
• M9: 4,901,275 km (0.055 R)
• M10: 5,317,157 km (0.056 R)
• M11: 5,756,526 km (0.085 R)
• M12: 7,425,440 km (0.027 R)
• M13: 8,281,738 km (0.109 R)
• M14: 10,447,466 km (0.11 R)
• M15: 10,922,141 km (0.093 R)
• M16: 11,801,178 km (0.119 R)
• M17: 14,204,767 km (0.099 R)
• M18: 19,637,563 km (0.052 R)
• M19: 20,279,487 km (0.077 R)
• M20: 20,935,324 km (0.092 R)
• M21: 21,775,017 km (0.066 R)
• M22: 22,811,880 km (0.082 R)
• M23: 27,093,072 km (0.104 R)
• M24: 32,433,267 km (0.03 R)
• M25: 34,822,495 km (0.096 R)
• M26: 42,823,737 km (0.043 R)
• M27: 43,496,030 km (0.108 R)
• M28: 44,999,787 km (0.097 R)
• M29: 47,248,543 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 10.8

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 11.12 AU - 12.36 AU

Year: 15235 Days

Day: 9.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,418,189 km

• M1: 134,937 km (0.06 R)
• M2: 701,315 km (0.026 R)
• M3: 1,464,862 km (0.117 R)
• M4: 4,141,168 km (0.037 R)
• M5: 6,344,595 km (0.113 R)
• M6: 7,894,280 km (0.077 R)
• M7: 14,967,417 km (0.093 R)
• M8: 20,967,039 km (0.117 R)
• M9: 22,976,139 km (0.086 R)
• M10: 23,338,165 km (0.116 R)
• M11: 30,092,210 km (0.077 R)
• M12: 31,184,125 km (0.117 R)
• M13: 40,493,152 km (0.117 R)
• M14: 47,437,634 km (0.093 R)
• M15: 51,344,233 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.2

Radius: 4.5

Gravity: 22.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.38 AU - 18.84 AU

Year: 26805 Days

Day: 23.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,418,189 km

• M1: 61,934 km (0.116 R)
• M2: 524,640 km (0.068 R)
• M3: 1,252,284 km (0.089 R)
• M4: 1,763,908 km (0.068 R)
• M5: 3,531,108 km (0.102 R)
• M6: 3,681,753 km (0.111 R)
• M7: 5,594,661 km (0.052 R)
• M8: 5,841,348 km (0.114 R)
• M9: 7,185,485 km (0.12 R)
• M10: 8,999,060 km (0.04 R)
• M11: 9,167,358 km (0.109 R)
• M12: 9,743,908 km (0.081 R)
• M13: 13,794,270 km (0.103 R)
• M14: 14,244,560 km (0.09 R)
• M15: 16,644,708 km (0.099 R)
• M16: 18,117,798 km (0.043 R)
• M17: 19,301,416 km (0.07 R)
• M18: 20,342,318 km (0.038 R)
• M19: 20,535,449 km (0.097 R)
• M20: 24,334,338 km (0.047 R)
• M21: 24,771,163 km (0.088 R)
• M22: 26,226,751 km (0.081 R)
• M23: 28,335,033 km (0.097 R)
• M24: 29,307,420 km (0.065 R)
• M25: 41,510,716 km (0.048 R)
• M26: 52,974,700 km (0.07 R)
• M27: 62,633,038 km (0.101 R)
• M28: 65,113,820 km (0.027 R)
• M29: 68,522,257 km (0.079 R)
• M30: 77,559,764 km (0.106 R)
• M31: 80,418,131 km (0.087 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 12,871 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit