🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.42 AU - 0.58 AU

Year: 132 Days

Day: 40.8 Hours

Environment

Temp: 247 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,132,255 km

• M1: 42,935 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.63 AU - 0.97 AU

Year: 268 Days

Day: 31.2 Hours

Environment

Temp: 115 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.94 AU - 1.42 AU

Year: 480 Days

Day: 14.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.29 AU - 4.89 AU

Year: 3100 Days

Day: 36.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,132,255 km

• M1: 24,534 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.5

Radius: 9.7

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.92 AU - 6.24 AU

Year: 4291 Days

Day: 14.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,132,255 km

• M1: 144,661 km (0.106 R)
• M2: 493,374 km (0.043 R)
• M3: 855,550 km (0.073 R)
• M4: 1,368,521 km (0.09 R)
• M5: 1,679,236 km (0.05 R)
• M6: 2,011,343 km (0.117 R)
• M7: 2,712,509 km (0.113 R)
• M8: 3,191,970 km (0.06 R)
• M9: 3,707,035 km (0.109 R)
• M10: 4,298,994 km (0.07 R)
• M11: 7,062,964 km (0.12 R)
• M12: 7,939,159 km (0.099 R)
• M13: 9,482,111 km (0.078 R)
• M14: 10,753,394 km (0.108 R)
• M15: 13,245,994 km (0.09 R)
• M16: 15,457,200 km (0.12 R)
• M17: 17,099,186 km (0.107 R)
• M18: 18,315,567 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.5

Radius: 15

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.09 AU - 7.71 AU

Year: 6067 Days

Day: 5.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,132,255 km

• M1: 201,658 km (0.06 R)
• M2: 684,261 km (0.118 R)
• M3: 1,569,282 km (0.081 R)
• M4: 2,095,118 km (0.051 R)
• M5: 2,566,800 km (0.071 R)
• M6: 3,592,593 km (0.103 R)
• M7: 4,255,461 km (0.049 R)
• M8: 4,734,174 km (0.067 R)
• M9: 6,305,401 km (0.074 R)
• M10: 6,930,720 km (0.111 R)
• M11: 7,531,954 km (0.107 R)
• M12: 8,695,227 km (0.101 R)
• M13: 10,374,762 km (0.076 R)
• M14: 10,910,023 km (0.119 R)
• M15: 12,126,254 km (0.116 R)
• M16: 17,444,159 km (0.102 R)
• M17: 18,861,898 km (0.075 R)
• M18: 20,805,324 km (0.106 R)
• M19: 21,526,086 km (0.093 R)
• M20: 23,859,664 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.6

Radius: 11.5

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.49 AU - 10.85 AU

Year: 10406 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,132,255 km

• M1: 143,016 km (0.058 R)
• M2: 748,438 km (0.113 R)
• M3: 1,174,493 km (0.08 R)
• M4: 1,653,655 km (0.103 R)
• M5: 2,932,567 km (0.049 R)
• M6: 4,079,534 km (0.104 R)
• M7: 7,199,248 km (0.053 R)
• M8: 9,263,100 km (0.12 R)
• M9: 10,675,902 km (0.086 R)
• M10: 11,228,367 km (0.119 R)
• M11: 12,888,605 km (0.115 R)
• M12: 13,748,344 km (0.091 R)
• M13: 14,282,109 km (0.047 R)
• M14: 16,490,921 km (0.042 R)
• M15: 19,953,214 km (0.114 R)
• M16: 22,216,032 km (0.06 R)
• M17: 26,692,898 km (0.103 R)
• M18: 31,125,483 km (0.107 R)
• M19: 35,469,954 km (0.092 R)
• M20: 37,384,059 km (0.102 R)
• M21: 39,011,534 km (0.116 R)
• M22: 39,723,171 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.3

Radius: 6.1

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 16.27 AU - 16.57 AU

Year: 24934 Days

Day: 18.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,132,255 km

• M1: 75,846 km (0.075 R)
• M2: 437,424 km (0.082 R)
• M3: 1,623,137 km (0.066 R)
• M4: 1,825,543 km (0.105 R)
• M5: 2,044,853 km (0.025 R)
• M6: 2,785,363 km (0.109 R)
• M7: 4,489,881 km (0.087 R)
• M8: 6,024,306 km (0.061 R)
• M9: 7,271,952 km (0.12 R)
• M10: 10,205,716 km (0.103 R)
• M11: 10,454,797 km (0.108 R)
• M12: 13,320,942 km (0.073 R)
• M13: 16,245,880 km (0.095 R)
• M14: 27,295,029 km (0.088 R)
• M15: 32,892,981 km (0.054 R)
• M16: 33,573,801 km (0.108 R)
• M17: 34,125,219 km (0.047 R)
• M18: 37,709,135 km (0.107 R)
• M19: 40,439,596 km (0.111 R)
• M20: 41,535,998 km (0.052 R)
• M21: 49,416,515 km (0.107 R)
• M22: 49,950,879 km (0.085 R)
• M23: 68,712,546 km (0.107 R)
• M24: 69,155,804 km (0.102 R)
• M25: 70,048,156 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 19,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit