🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.55 AU - 0.67 AU

Year: 308 Days

Day: 44.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.8

Radius: 9.2

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.84 AU - 1.34 AU

Year: 735 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,795,657 km

• M1: 122,969 km (0.102 R)
• M2: 562,039 km (0.044 R)
• M3: 963,560 km (0.083 R)
• M4: 1,537,866 km (0.094 R)
• M5: 2,274,187 km (0.055 R)
• M6: 2,630,379 km (0.109 R)
• M7: 2,949,472 km (0.092 R)
• M8: 3,470,072 km (0.077 R)
• M9: 3,767,323 km (0.095 R)
• M10: 5,258,066 km (0.099 R)
• M11: 6,004,559 km (0.026 R)
• M12: 6,434,952 km (0.117 R)
• M13: 6,754,793 km (0.084 R)
• M14: 7,175,163 km (0.106 R)
• M15: 7,542,725 km (0.118 R)
• M16: 8,142,163 km (0.069 R)
• M17: 8,618,633 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.3

Radius: 13.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1 AU - 1.48 AU

Year: 892 Days

Day: 14.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,795,657 km

• M1: 168,148 km (0.1 R)
• M2: 633,098 km (0.096 R)
• M3: 1,073,814 km (0.117 R)
• M4: 1,524,103 km (0.086 R)
• M5: 2,050,538 km (0.088 R)
• M6: 2,794,787 km (0.085 R)
• M7: 3,466,482 km (0.095 R)
• M8: 4,512,321 km (0.106 R)
• M9: 5,101,138 km (0.087 R)
• M10: 5,704,915 km (0.067 R)
• M11: 6,146,229 km (0.07 R)
• M12: 6,790,397 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.5

Radius: 12.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.42 AU - 1.82 AU

Year: 1331 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,795,657 km

• M1: 157,975 km (0.069 R)
• M2: 554,111 km (0.078 R)
• M3: 1,004,101 km (0.071 R)
• M4: 1,673,402 km (0.113 R)
• M5: 2,673,464 km (0.099 R)
• M6: 3,272,453 km (0.079 R)
• M7: 3,990,822 km (0.104 R)
• M8: 4,413,287 km (0.115 R)
• M9: 4,919,975 km (0.097 R)
• M10: 5,642,682 km (0.068 R)
• M11: 6,177,046 km (0.116 R)
• M12: 6,611,029 km (0.053 R)
• M13: 7,711,770 km (0.047 R)
• M14: 8,164,304 km (0.112 R)
• M15: 9,178,428 km (0.105 R)
• M16: 9,658,637 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.5

Radius: 12

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.66 AU - 3.8 AU

Year: 3748 Days

Day: 13 Hours

Environment

Temp: -206 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,795,657 km

• M1: 149,299 km (0.055 R)
• M2: 601,383 km (0.046 R)
• M3: 1,019,360 km (0.106 R)
• M4: 2,260,424 km (0.101 R)
• M5: 2,718,493 km (0.117 R)
• M6: 3,153,074 km (0.089 R)
• M7: 4,102,422 km (0.118 R)
• M8: 4,744,646 km (0.107 R)
• M9: 6,042,707 km (0.08 R)
• M10: 7,441,596 km (0.063 R)
• M11: 8,633,144 km (0.067 R)
• M12: 9,045,884 km (0.034 R)
• M13: 10,673,210 km (0.067 R)
• M14: 11,270,255 km (0.112 R)
• M15: 11,847,553 km (0.076 R)
• M16: 13,241,207 km (0.032 R)
• M17: 16,508,873 km (0.026 R)
• M18: 17,799,903 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.2

Radius: 13

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.02 AU - 3.8 AU

Year: 4066 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,795,657 km

• M1: 195,225 km (0.101 R)
• M2: 800,947 km (0.09 R)
• M3: 2,739,436 km (0.045 R)
• M4: 5,156,639 km (0.116 R)
• M5: 5,709,702 km (0.111 R)
• M6: 6,462,329 km (0.075 R)
• M7: 8,439,265 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.1

Radius: 10.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3 AU - 4.66 AU

Year: 4840 Days

Day: 8.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,795,657 km

• M1: 129,103 km (0.059 R)
• M2: 755,320 km (0.091 R)
• M3: 1,182,422 km (0.081 R)
• M4: 1,972,897 km (0.104 R)
• M5: 3,119,415 km (0.063 R)
• M6: 4,064,125 km (0.091 R)
• M7: 5,111,610 km (0.084 R)
• M8: 6,510,350 km (0.05 R)
• M9: 9,025,838 km (0.086 R)
• M10: 9,448,452 km (0.097 R)
• M11: 15,768,214 km (0.097 R)
• M12: 17,244,446 km (0.082 R)
• M13: 19,628,437 km (0.114 R)
• M14: 20,208,279 km (0.054 R)
• M15: 20,866,061 km (0.056 R)
• M16: 23,785,164 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.8

Radius: 6.1

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.53 AU - 8.89 AU

Year: 12500 Days

Day: 16.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,795,657 km

• M1: 95,443 km (0.037 R)
• M2: 947,104 km (0.109 R)
• M3: 2,290,044 km (0.066 R)
• M4: 2,696,950 km (0.037 R)
• M5: 3,016,342 km (0.088 R)
• M6: 7,324,611 km (0.1 R)
• M7: 9,107,818 km (0.111 R)
• M8: 14,695,448 km (0.109 R)
• M9: 15,019,925 km (0.118 R)
• M10: 17,067,471 km (0.082 R)
• M11: 17,643,423 km (0.113 R)
• M12: 20,396,473 km (0.076 R)
• M13: 22,812,478 km (0.092 R)
• M14: 24,313,992 km (0.1 R)
• M15: 25,786,335 km (0.109 R)
• M16: 26,258,316 km (0.101 R)
• M17: 32,053,887 km (0.092 R)
• M18: 42,586,175 km (0.073 R)
• M19: 46,227,986 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.8

Radius: 3.7

Gravity: 58.5 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.58 AU - 9.12 AU

Year: 14201 Days

Day: 17.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,795,657 km

• M1: 52,210 km (0.115 R)
• M2: 232,475 km (0.117 R)
• M3: 644,916 km (0.116 R)
• M4: 1,286,841 km (0.101 R)
• M5: 1,633,160 km (0.096 R)
• M6: 2,019,721 km (0.118 R)
• M7: 2,357,812 km (0.103 R)
• M8: 3,045,214 km (0.107 R)
• M9: 5,439,528 km (0.037 R)
• M10: 7,825,016 km (0.108 R)
• M11: 8,403,361 km (0.097 R)
• M12: 11,122,003 km (0.113 R)
• M13: 12,874,393 km (0.063 R)
• M14: 13,610,414 km (0.117 R)
• M15: 18,624,785 km (0.056 R)
• M16: 19,133,867 km (0.072 R)
• M17: 19,391,774 km (0.081 R)
• M18: 20,716,313 km (0.066 R)
• M19: 22,959,234 km (0.099 R)
• M20: 24,541,231 km (0.055 R)
• M21: 29,377,132 km (0.047 R)
• M22: 32,441,645 km (0.109 R)
• M23: 39,196,288 km (0.083 R)
• M24: 41,592,546 km (0.089 R)
• M25: 43,341,645 km (0.111 R)
• M26: 44,384,342 km (0.091 R)
• M27: 46,056,248 km (0.087 R)
• M28: 52,826,598 km (0.094 R)
• M29: 57,869,393 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 10,454 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit