🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.31 AU - 3.05 AU

Year: 1602 Days

Day: 23.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.93 AU - 4.67 AU

Year: 2706 Days

Day: 14.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 10.8

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.23 AU - 6.23 AU

Year: 5010 Days

Day: 10.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,165,587 km

• M1: 134,488 km (0.079 R)
• M2: 744,100 km (0.11 R)
• M3: 1,510,938 km (0.037 R)
• M4: 2,312,185 km (0.085 R)
• M5: 3,189,127 km (0.087 R)
• M6: 3,548,611 km (0.084 R)
• M7: 5,238,917 km (0.082 R)
• M8: 8,162,509 km (0.114 R)
• M9: 10,261,965 km (0.098 R)
• M10: 11,194,857 km (0.061 R)
• M11: 13,554,165 km (0.102 R)
• M12: 15,083,654 km (0.111 R)
• M13: 19,026,605 km (0.091 R)
• M14: 21,456,823 km (0.071 R)
• M15: 22,361,890 km (0.045 R)
• M16: 24,410,034 km (0.107 R)
• M17: 25,396,333 km (0.061 R)
• M18: 27,800,670 km (0.094 R)
• M19: 30,446,907 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437

Radius: 8.2

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.54 AU - 10.04 AU

Year: 9519 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,165,587 km

• M1: 102,026 km (0.105 R)
• M2: 397,332 km (0.034 R)
• M3: 724,203 km (0.06 R)
• M4: 995,125 km (0.12 R)
• M5: 1,944,623 km (0.091 R)
• M6: 2,304,555 km (0.052 R)
• M7: 2,689,321 km (0.113 R)
• M8: 3,031,601 km (0.105 R)
• M9: 3,312,845 km (0.104 R)
• M10: 4,210,582 km (0.112 R)
• M11: 6,728,015 km (0.115 R)
• M12: 8,406,802 km (0.109 R)
• M13: 9,593,711 km (0.119 R)
• M14: 14,356,160 km (0.068 R)
• M15: 16,903,662 km (0.111 R)
• M16: 17,931,998 km (0.084 R)
• M17: 19,441,141 km (0.118 R)
• M18: 19,962,340 km (0.063 R)
• M19: 23,960,941 km (0.099 R)
• M20: 24,907,148 km (0.104 R)
• M21: 28,463,089 km (0.034 R)
• M22: 30,711,396 km (0.064 R)
• M23: 31,724,921 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.5

Radius: 10.4

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.33 AU - 10.87 AU

Year: 10864 Days

Day: 8.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 105,165,587 km

• M1: 129,402 km (0.111 R)
• M2: 701,464 km (0.047 R)
• M3: 1,060,948 km (0.103 R)
• M4: 1,933,403 km (0.059 R)
• M5: 2,886,341 km (0.075 R)
• M6: 3,456,608 km (0.088 R)
• M7: 4,852,207 km (0.055 R)
• M8: 5,339,298 km (0.119 R)
• M9: 7,190,122 km (0.076 R)
• M10: 9,250,384 km (0.036 R)
• M11: 11,359,116 km (0.073 R)
• M12: 12,109,948 km (0.114 R)
• M13: 12,722,701 km (0.062 R)
• M14: 16,301,979 km (0.077 R)
• M15: 16,775,008 km (0.089 R)
• M16: 17,187,599 km (0.046 R)
• M17: 19,655,515 km (0.076 R)
• M18: 25,193,478 km (0.06 R)
• M19: 25,735,023 km (0.097 R)
• M20: 26,935,097 km (0.082 R)
• M21: 32,961,198 km (0.115 R)
• M22: 36,286,310 km (0.108 R)
• M23: 38,029,873 km (0.054 R)
• M24: 39,343,492 km (0.084 R)
• M25: 40,440,643 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.7

Radius: 10.7

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.13 AU - 13.23 AU

Year: 12748 Days

Day: 7.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 105,165,587 km

• M1: 135,685 km (0.115 R)
• M2: 558,449 km (0.114 R)
• M3: 1,456,485 km (0.096 R)
• M4: 3,269,910 km (0.099 R)
• M5: 4,318,741 km (0.078 R)
• M6: 5,065,533 km (0.088 R)
• M7: 6,815,529 km (0.097 R)
• M8: 8,267,377 km (0.106 R)
• M9: 9,284,941 km (0.109 R)
• M10: 9,869,869 km (0.076 R)
• M11: 10,623,394 km (0.102 R)
• M12: 12,404,955 km (0.077 R)
• M13: 17,144,066 km (0.102 R)
• M14: 23,458,592 km (0.089 R)
• M15: 32,480,690 km (0.118 R)
• M16: 36,193,260 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.1

Radius: 9.6

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.96 AU - 12.48 AU

Year: 12820 Days

Day: 9.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 105,165,587 km

• M1: 119,678 km (0.103 R)
• M2: 483,052 km (0.115 R)
• M3: 825,032 km (0.1 R)
• M4: 1,182,870 km (0.042 R)
• M5: 1,988,305 km (0.087 R)
• M6: 3,195,411 km (0.113 R)
• M7: 4,932,691 km (0.088 R)
• M8: 5,911,210 km (0.113 R)
• M9: 6,407,426 km (0.116 R)
• M10: 7,056,083 km (0.091 R)
• M11: 7,439,801 km (0.114 R)
• M12: 7,882,461 km (0.119 R)
• M13: 9,016,712 km (0.043 R)
• M14: 9,571,721 km (0.099 R)
• M15: 10,149,168 km (0.111 R)
• M16: 12,142,111 km (0.096 R)
• M17: 12,756,510 km (0.1 R)
• M18: 15,281,572 km (0.09 R)
• M19: 16,216,858 km (0.066 R)
• M20: 22,191,049 km (0.113 R)
• M21: 27,036,823 km (0.058 R)
• M22: 31,046,644 km (0.119 R)
• M23: 31,388,176 km (0.059 R)
• M24: 32,662,002 km (0.117 R)
• M25: 37,327,661 km (0.092 R)
• M26: 44,985,127 km (0.078 R)
• M27: 46,752,027 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.1

Radius: 7

Gravity: 20.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 15.33 AU - 19.83 AU

Year: 26923 Days

Day: 15.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 105,165,587 km

• M1: 87,066 km (0.051 R)
• M2: 381,624 km (0.116 R)
• M3: 785,239 km (0.093 R)
• M4: 1,399,189 km (0.106 R)
• M5: 2,393,716 km (0.062 R)
• M6: 3,097,873 km (0.069 R)
• M7: 5,944,421 km (0.107 R)
• M8: 9,038,105 km (0.102 R)
• M9: 11,927,139 km (0.119 R)
• M10: 16,541,336 km (0.097 R)
• M11: 20,063,468 km (0.076 R)
• M12: 20,377,773 km (0.034 R)
• M13: 21,667,905 km (0.08 R)
• M14: 24,410,184 km (0.097 R)
• M15: 28,021,925 km (0.063 R)
• M16: 30,988,451 km (0.108 R)
• M17: 31,690,813 km (0.106 R)
• M18: 38,496,020 km (0.093 R)
• M19: 39,144,228 km (0.095 R)
• M20: 41,132,683 km (0.048 R)
• M21: 41,470,475 km (0.062 R)
• M22: 43,887,228 km (0.115 R)
• M23: 49,569,703 km (0.089 R)
• M24: 55,930,156 km (0.098 R)
• M25: 58,448,935 km (0.118 R)
• M26: 60,823,502 km (0.102 R)
• M27: 63,711,639 km (0.092 R)
• M28: 63,937,532 km (0.078 R)
• M29: 68,568,184 km (0.079 R)
• M30: 68,805,446 km (0.119 R)
• M31: 69,281,616 km (0.093 R)
• M32: 74,164,192 km (0.106 R)
• M33: 82,177,551 km (0.071 R)
• M34: 82,713,560 km (0.029 R)
• M35: 85,428,313 km (0.118 R)
• M36: 95,397,365 km (0.102 R)
• M37: 104,850,604 km (0.059 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 13,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit