🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.43 AU - 0.63 AU

Year: 245 Days

Day: 31.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.47 AU - 0.67 AU

Year: 274 Days

Day: 37.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,943,112 km

• M1: 214,823 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.51 AU - 0.73 AU

Year: 310 Days

Day: 44.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,943,112 km

• M1: 58,343 km (0.104 R)

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.3

Radius: 14

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.07 AU - 1.41 AU

Year: 878 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,943,112 km

• M1: 174,132 km (0.085 R)
• M2: 637,885 km (0.054 R)
• M3: 1,196,185 km (0.105 R)
• M4: 1,777,372 km (0.118 R)
• M5: 2,867,043 km (0.115 R)
• M6: 3,470,671 km (0.11 R)
• M7: 4,142,664 km (0.049 R)
• M8: 4,660,422 km (0.115 R)
• M9: 5,184,913 km (0.087 R)
• M10: 6,395,459 km (0.101 R)
• M11: 7,363,357 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211

Radius: 13.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.7 AU - 4.74 AU

Year: 5512 Days

Day: 13.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 141.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,943,112 km

• M1: 170,242 km (0.086 R)
• M2: 1,017,864 km (0.091 R)
• M3: 1,838,408 km (0.053 R)
• M4: 2,788,056 km (0.111 R)
• M5: 4,338,787 km (0.118 R)
• M6: 5,776,722 km (0.061 R)
• M7: 6,292,685 km (0.051 R)
• M8: 8,919,025 km (0.03 R)
• M9: 9,836,210 km (0.055 R)
• M10: 10,534,832 km (0.095 R)
• M11: 13,999,518 km (0.042 R)
• M12: 14,437,242 km (0.115 R)
• M13: 15,805,613 km (0.058 R)
• M14: 17,706,105 km (0.116 R)
• M15: 18,565,694 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435

Radius: 7.2

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.22 AU - 8.12 AU

Year: 13506 Days

Day: 23.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,943,112 km

• M1: 91,404 km (0.088 R)
• M2: 349,760 km (0.12 R)
• M3: 661,971 km (0.12 R)
• M4: 932,593 km (0.081 R)
• M5: 1,315,115 km (0.104 R)
• M6: 2,207,317 km (0.085 R)
• M7: 2,434,107 km (0.089 R)
• M8: 2,957,251 km (0.109 R)
• M9: 3,186,435 km (0.036 R)
• M10: 5,509,091 km (0.05 R)
• M11: 6,258,577 km (0.081 R)
• M12: 7,074,035 km (0.116 R)
• M13: 7,402,701 km (0.077 R)
• M14: 8,179,413 km (0.081 R)
• M15: 8,914,388 km (0.095 R)
• M16: 10,357,708 km (0.095 R)
• M17: 10,943,683 km (0.115 R)
• M18: 11,892,732 km (0.115 R)
• M19: 17,772,676 km (0.057 R)
• M20: 19,557,827 km (0.063 R)
• M21: 31,277,773 km (0.041 R)
• M22: 32,612,635 km (0.113 R)
• M23: 32,952,222 km (0.115 R)
• M24: 34,101,134 km (0.085 R)
• M25: 36,236,195 km (0.099 R)
• M26: 37,336,487 km (0.042 R)
• M27: 38,332,958 km (0.064 R)
• M28: 43,446,064 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.7

Radius: 4.9

Gravity: 11.48 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 7.41 AU - 10.77 AU

Year: 17425 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,943,112 km

• M1: 66,272 km (0.059 R)
• M2: 255,214 km (0.113 R)
• M3: 636,240 km (0.081 R)
• M4: 1,137,093 km (0.119 R)
• M5: 1,834,369 km (0.054 R)
• M6: 3,336,781 km (0.11 R)
• M7: 3,745,931 km (0.079 R)
• M8: 4,421,215 km (0.116 R)
• M9: 5,075,706 km (0.056 R)
• M10: 5,240,713 km (0.081 R)
• M11: 6,420,890 km (0.1 R)
• M12: 7,093,333 km (0.04 R)
• M13: 7,987,330 km (0.094 R)
• M14: 8,717,068 km (0.06 R)
• M15: 10,520,171 km (0.089 R)
• M16: 10,788,699 km (0.066 R)
• M17: 12,201,053 km (0.038 R)
• M18: 12,798,995 km (0.077 R)
• M19: 15,387,039 km (0.102 R)
• M20: 15,594,082 km (0.118 R)
• M21: 16,585,318 km (0.112 R)
• M22: 17,244,147 km (0.072 R)
• M23: 20,302,226 km (0.07 R)
• M24: 20,718,707 km (0.103 R)
• M25: 23,066,795 km (0.116 R)
• M26: 25,779,902 km (0.085 R)
• M27: 30,507,643 km (0.103 R)
• M28: 31,384,736 km (0.083 R)
• M29: 50,028,370 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.5

Radius: 4.2

Gravity: 27.24 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.67 AU - 11.19 AU

Year: 21417 Days

Day: 15.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,943,112 km

• M1: 52,359 km (0.077 R)
• M2: 281,394 km (0.05 R)
• M3: 568,472 km (0.046 R)
• M4: 774,767 km (0.114 R)
• M5: 1,368,073 km (0.102 R)
• M6: 2,413,014 km (0.114 R)
• M7: 2,856,123 km (0.106 R)
• M8: 4,182,607 km (0.106 R)
• M9: 4,577,695 km (0.113 R)
• M10: 4,854,750 km (0.087 R)
• M11: 20,473,965 km (0.074 R)
• M12: 21,414,786 km (0.063 R)
• M13: 21,702,612 km (0.116 R)
• M14: 36,665,092 km (0.099 R)
• M15: 40,630,183 km (0.11 R)
• M16: 40,923,844 km (0.12 R)
• M17: 42,413,540 km (0.073 R)
• M18: 45,185,438 km (0.09 R)
• M19: 45,976,362 km (0.111 R)
• M20: 49,398,862 km (0.11 R)
• M21: 49,733,513 km (0.089 R)
• M22: 51,600,494 km (0.063 R)
• M23: 60,678,093 km (0.035 R)
• M24: 64,588,282 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409

Radius: 5.6

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.4 AU - 13.6 AU

Year: 24796 Days

Day: 24.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,943,112 km

• M1: 69,713 km (0.054 R)
• M2: 255,513 km (0.117 R)
• M3: 625,917 km (0.116 R)
• M4: 992,133 km (0.079 R)
• M5: 1,761,814 km (0.062 R)
• M6: 1,966,165 km (0.098 R)
• M7: 3,236,999 km (0.048 R)
• M8: 3,545,021 km (0.094 R)
• M9: 3,811,604 km (0.114 R)
• M10: 4,691,988 km (0.094 R)
• M11: 6,362,547 km (0.064 R)
• M12: 9,868,972 km (0.115 R)
• M13: 15,552,344 km (0.088 R)
• M14: 16,755,261 km (0.103 R)
• M15: 18,191,849 km (0.075 R)
• M16: 18,541,459 km (0.091 R)
• M17: 20,263,630 km (0.115 R)
• M18: 20,639,420 km (0.089 R)
• M19: 21,115,440 km (0.091 R)
• M20: 32,242,979 km (0.091 R)
• M21: 32,883,856 km (0.073 R)
• M22: 36,492,157 km (0.083 R)
• M23: 48,047,695 km (0.102 R)
• M24: 61,427,728 km (0.067 R)
• M25: 67,700,666 km (0.116 R)
• M26: 71,748,934 km (0.087 R)
• M27: 72,621,389 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 12,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit