🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.65 AU - 0.91 AU

Year: 287 Days

Day: 47.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.35 AU - 1.53 AU

Year: 719 Days

Day: 35.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.3 AU - 3.16 AU

Year: 1878 Days

Day: 44.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.29 AU - 3.37 AU

Year: 1982 Days

Day: 31 Hours

Environment

Temp: -126 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.7

Radius: 10.6

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.41 AU - 3.67 AU

Year: 2206 Days

Day: 8.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,451,345 km

• M1: 131,796 km (0.048 R)
• M2: 573,558 km (0.106 R)
• M3: 928,554 km (0.119 R)
• M4: 1,759,720 km (0.12 R)
• M5: 2,827,250 km (0.09 R)
• M6: 4,091,801 km (0.114 R)
• M7: 4,514,415 km (0.109 R)
• M8: 5,982,718 km (0.099 R)
• M9: 9,927,614 km (0.099 R)
• M10: 10,498,779 km (0.119 R)
• M11: 11,158,954 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.6

Radius: 9.3

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.4 AU - 6.64 AU

Year: 6148 Days

Day: 12.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,451,345 km

• M1: 115,639 km (0.051 R)
• M2: 501,302 km (0.12 R)
• M3: 803,939 km (0.112 R)
• M4: 1,317,808 km (0.1 R)
• M5: 2,380,850 km (0.077 R)
• M6: 2,742,428 km (0.111 R)
• M7: 3,101,014 km (0.036 R)
• M8: 6,363,594 km (0.051 R)
• M9: 8,346,215 km (0.103 R)
• M10: 8,659,622 km (0.086 R)
• M11: 9,227,346 km (0.117 R)
• M12: 10,939,793 km (0.081 R)
• M13: 11,363,305 km (0.12 R)
• M14: 24,077,478 km (0.059 R)
• M15: 25,938,476 km (0.101 R)
• M16: 27,031,886 km (0.06 R)
• M17: 28,862,516 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.9

Radius: 12.9

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.29 AU - 7.59 AU

Year: 7610 Days

Day: 7.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,451,345 km

• M1: 161,416 km (0.093 R)
• M2: 838,945 km (0.072 R)
• M3: 1,547,889 km (0.093 R)
• M4: 2,396,857 km (0.073 R)
• M5: 4,208,338 km (0.091 R)
• M6: 5,613,211 km (0.104 R)
• M7: 6,747,014 km (0.059 R)
• M8: 7,966,386 km (0.053 R)
• M9: 9,259,659 km (0.044 R)
• M10: 9,814,368 km (0.116 R)
• M11: 10,688,169 km (0.088 R)
• M12: 12,054,746 km (0.082 R)
• M13: 12,843,725 km (0.097 R)
• M14: 13,534,568 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.4

Radius: 5.2

Gravity: 16.66 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.25 AU - 12.11 AU

Year: 14528 Days

Day: 23.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,451,345 km

• M1: 90,058 km (0.081 R)
• M2: 879,187 km (0.092 R)
• M3: 2,054,428 km (0.026 R)
• M4: 2,433,658 km (0.086 R)
• M5: 2,903,246 km (0.079 R)
• M6: 3,559,831 km (0.035 R)
• M7: 6,119,151 km (0.056 R)
• M8: 6,502,271 km (0.119 R)
• M9: 8,852,604 km (0.063 R)
• M10: 11,143,845 km (0.095 R)
• M11: 17,078,691 km (0.107 R)
• M12: 22,864,389 km (0.094 R)
• M13: 26,293,322 km (0.082 R)
• M14: 28,654,575 km (0.098 R)
• M15: 29,185,946 km (0.089 R)
• M16: 29,508,030 km (0.089 R)
• M17: 30,378,092 km (0.103 R)
• M18: 34,626,222 km (0.073 R)
• M19: 46,138,676 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.4

Radius: 3.7

Gravity: 41.15 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 10 AU - 11.96 AU

Year: 15144 Days

Day: 25 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,451,345 km

• M1: 46,076 km (0.087 R)
• M2: 182,061 km (0.03 R)
• M3: 379,829 km (0.102 R)
• M4: 617,839 km (0.106 R)
• M5: 813,962 km (0.112 R)
• M6: 1,290,282 km (0.091 R)
• M7: 1,519,466 km (0.072 R)
• M8: 3,396,919 km (0.103 R)
• M9: 4,154,632 km (0.094 R)
• M10: 4,950,942 km (0.114 R)
• M11: 5,474,833 km (0.095 R)
• M12: 6,509,303 km (0.029 R)
• M13: 7,577,431 km (0.055 R)
• M14: 8,035,500 km (0.1 R)
• M15: 9,892,010 km (0.097 R)
• M16: 10,217,684 km (0.097 R)
• M17: 10,494,590 km (0.089 R)
• M18: 11,712,466 km (0.057 R)
• M19: 12,324,172 km (0.06 R)
• M20: 12,701,308 km (0.089 R)
• M21: 13,021,447 km (0.098 R)
• M22: 13,346,972 km (0.08 R)
• M23: 13,744,604 km (0.077 R)
• M24: 14,150,163 km (0.059 R)
• M25: 15,198,695 km (0.077 R)
• M26: 15,926,040 km (0.088 R)
• M27: 21,226,891 km (0.105 R)
• M28: 24,417,963 km (0.111 R)
• M29: 26,644,428 km (0.114 R)
• M30: 31,847,143 km (0.061 R)
• M31: 34,375,646 km (0.047 R)
• M32: 36,389,532 km (0.057 R)
• M33: 41,484,986 km (0.104 R)
• M34: 43,044,095 km (0.074 R)
• M35: 45,084,310 km (0.114 R)
• M36: 49,671,579 km (0.099 R)
• M37: 52,404,134 km (0.05 R)
• M38: 53,226,474 km (0.094 R)
• M39: 54,224,591 km (0.075 R)
• M40: 54,392,140 km (0.111 R)
• M41: 56,602,000 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.8

Radius: 7.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.86 AU - 18.56 AU

Year: 28432 Days

Day: 21.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,451,345 km

• M1: 98,286 km (0.045 R)
• M2: 547,229 km (0.032 R)
• M3: 1,075,758 km (0.085 R)
• M4: 2,938,401 km (0.079 R)
• M5: 4,354,495 km (0.106 R)
• M6: 4,809,123 km (0.104 R)
• M7: 5,228,296 km (0.107 R)
• M8: 8,365,513 km (0.119 R)
• M9: 11,413,869 km (0.096 R)
• M10: 15,336,774 km (0.06 R)
• M11: 16,459,955 km (0.112 R)
• M12: 19,667,782 km (0.107 R)
• M13: 20,240,143 km (0.111 R)
• M14: 23,360,455 km (0.053 R)
• M15: 24,187,881 km (0.082 R)
• M16: 26,292,574 km (0.101 R)
• M17: 29,995,121 km (0.104 R)
• M18: 43,160,930 km (0.119 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 13,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit