🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.49 AU - 0.55 AU

Year: 169 Days

Day: 30.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.53 AU - 0.65 AU

Year: 204 Days

Day: 24.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,391,497 km

• M1: 71,358 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.63 AU - 1.01 AU

Year: 334 Days

Day: 43.4 Hours

Environment

Temp: -59 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.4

Radius: 8.6

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.45 AU - 3.39 AU

Year: 2243 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,391,497 km

• M1: 107,112 km (0.114 R)
• M2: 519,105 km (0.12 R)
• M3: 1,152,502 km (0.038 R)
• M4: 2,138,950 km (0.05 R)
• M5: 2,428,721 km (0.056 R)
• M6: 2,919,702 km (0.113 R)
• M7: 3,291,901 km (0.116 R)
• M8: 3,635,976 km (0.047 R)
• M9: 4,035,702 km (0.09 R)
• M10: 4,312,607 km (0.045 R)
• M11: 5,145,718 km (0.032 R)
• M12: 5,771,635 km (0.073 R)
• M13: 6,425,378 km (0.097 R)
• M14: 7,221,837 km (0.107 R)
• M15: 7,855,085 km (0.109 R)
• M16: 9,231,834 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.4

Radius: 14.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.1 AU - 3.68 AU

Year: 2806 Days

Day: 6.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,391,497 km

• M1: 178,620 km (0.064 R)
• M2: 706,401 km (0.099 R)
• M3: 1,157,439 km (0.065 R)
• M4: 1,653,056 km (0.087 R)
• M5: 2,161,540 km (0.12 R)
• M6: 2,611,380 km (0.119 R)
• M7: 3,878,624 km (0.078 R)
• M8: 4,916,235 km (0.074 R)
• M9: 6,994,448 km (0.089 R)
• M10: 8,529,771 km (0.114 R)
• M11: 9,183,963 km (0.116 R)
• M12: 11,203,085 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322

Radius: 9.2

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.13 AU - 9.67 AU

Year: 10946 Days

Day: 11.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,391,497 km

• M1: 114,442 km (0.116 R)
• M2: 444,605 km (0.074 R)
• M3: 1,359,845 km (0.066 R)
• M4: 1,792,182 km (0.085 R)
• M5: 2,179,192 km (0.109 R)
• M6: 3,123,005 km (0.112 R)
• M7: 4,006,530 km (0.096 R)
• M8: 5,077,651 km (0.049 R)
• M9: 6,503,618 km (0.058 R)
• M10: 6,825,403 km (0.107 R)
• M11: 8,138,423 km (0.082 R)
• M12: 8,428,344 km (0.055 R)
• M13: 9,029,129 km (0.089 R)
• M14: 10,125,233 km (0.111 R)
• M15: 12,145,402 km (0.091 R)
• M16: 14,969,212 km (0.107 R)
• M17: 16,966,044 km (0.11 R)
• M18: 18,844,545 km (0.079 R)
• M19: 20,322,572 km (0.107 R)
• M20: 24,097,524 km (0.107 R)
• M21: 28,032,696 km (0.099 R)
• M22: 32,273,048 km (0.118 R)
• M23: 38,527,286 km (0.036 R)
• M24: 39,229,199 km (0.075 R)
• M25: 39,583,447 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.2

Radius: 4.6

Gravity: 42.68 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.89 AU - 16.41 AU

Year: 21439 Days

Day: 24.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,391,497 km

• M1: 57,296 km (0.074 R)
• M2: 340,335 km (0.117 R)
• M3: 601,234 km (0.048 R)
• M4: 1,025,643 km (0.037 R)
• M5: 1,471,594 km (0.107 R)
• M6: 1,776,176 km (0.09 R)
• M7: 2,015,682 km (0.114 R)
• M8: 2,322,208 km (0.096 R)
• M9: 4,409,547 km (0.113 R)
• M10: 4,626,015 km (0.114 R)
• M11: 4,774,117 km (0.108 R)
• M12: 5,480,518 km (0.097 R)
• M13: 5,815,916 km (0.112 R)
• M14: 6,254,238 km (0.117 R)
• M15: 8,392,740 km (0.095 R)
• M16: 8,669,346 km (0.06 R)
• M17: 9,897,844 km (0.106 R)
• M18: 10,206,764 km (0.114 R)
• M19: 10,521,817 km (0.093 R)
• M20: 16,316,191 km (0.119 R)
• M21: 17,097,241 km (0.06 R)
• M22: 22,103,534 km (0.069 R)
• M23: 25,509,429 km (0.108 R)
• M24: 25,972,883 km (0.058 R)
• M25: 28,374,677 km (0.072 R)
• M26: 32,790,507 km (0.093 R)
• M27: 33,338,334 km (0.084 R)
• M28: 39,772,987 km (0.071 R)
• M29: 45,277,292 km (0.035 R)
• M30: 59,776,168 km (0.085 R)
• M31: 61,625,197 km (0.101 R)
• M32: 62,459,056 km (0.069 R)
• M33: 66,522,882 km (0.109 R)
• M34: 81,003,806 km (0.09 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 15,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit