🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.55 AU - 0.57 AU

Year: 154 Days

Day: 27.2 Hours

Environment

Temp: 189 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.74 AU - 2.82 AU

Year: 1264 Days

Day: 27.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.31 AU - 3.45 AU

Year: 2281 Days

Day: 32.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,209,024 km

• M1: 2,851,485 km (0.105 R)
• M2: 3,069,898 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.45 AU - 5.09 AU

Year: 3239 Days

Day: 44.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,209,024 km

• M1: 37,998 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.3

Radius: 9.5

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.31 AU - 5.69 AU

Year: 4104 Days

Day: 6.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,209,024 km

• M1: 121,623 km (0.106 R)
• M2: 455,077 km (0.098 R)
• M3: 1,527,993 km (0.078 R)
• M4: 2,242,023 km (0.059 R)
• M5: 2,624,395 km (0.119 R)
• M6: 4,786,833 km (0.083 R)
• M7: 5,940,232 km (0.086 R)
• M8: 6,301,511 km (0.12 R)
• M9: 6,805,955 km (0.071 R)
• M10: 8,296,249 km (0.026 R)
• M11: 9,867,476 km (0.074 R)
• M12: 12,829,513 km (0.112 R)
• M13: 13,640,633 km (0.083 R)
• M14: 14,431,707 km (0.1 R)
• M15: 15,086,496 km (0.089 R)
• M16: 17,169,497 km (0.041 R)
• M17: 20,917,821 km (0.044 R)
• M18: 25,256,758 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.4

Radius: 14.4

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.91 AU - 7.67 AU

Year: 6495 Days

Day: 14 Hours

Environment

Temp: -160 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,209,024 km

• M1: 179,069 km (0.116 R)
• M2: 709,842 km (0.108 R)
• M3: 1,202,916 km (0.1 R)
• M4: 2,292,887 km (0.061 R)
• M5: 3,236,251 km (0.103 R)
• M6: 3,822,076 km (0.096 R)
• M7: 4,398,925 km (0.09 R)
• M8: 4,862,380 km (0.11 R)
• M9: 5,953,247 km (0.104 R)
• M10: 7,425,590 km (0.082 R)
• M11: 8,247,480 km (0.107 R)
• M12: 15,235,646 km (0.086 R)
• M13: 16,498,551 km (0.093 R)
• M14: 18,243,311 km (0.11 R)
• M15: 19,448,770 km (0.076 R)
• M16: 22,414,399 km (0.056 R)
• M17: 29,037,844 km (0.067 R)
• M18: 29,706,696 km (0.095 R)
• M19: 31,075,367 km (0.118 R)
• M20: 31,876,015 km (0.089 R)
• M21: 33,310,509 km (0.078 R)
• M22: 34,254,920 km (0.093 R)
• M23: 36,750,063 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.2

Radius: 7.8

Gravity: 10.97 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 10.1 AU - 14.74 AU

Year: 16068 Days

Day: 17.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 34,209,024 km

• M1: 97,239 km (0.07 R)
• M2: 439,818 km (0.091 R)
• M3: 717,172 km (0.114 R)
• M4: 1,113,906 km (0.086 R)
• M5: 2,588,043 km (0.083 R)
• M6: 2,935,559 km (0.029 R)
• M7: 3,869,349 km (0.031 R)
• M8: 4,169,442 km (0.071 R)
• M9: 5,271,679 km (0.053 R)
• M10: 7,848,353 km (0.106 R)
• M11: 8,330,657 km (0.118 R)
• M12: 8,935,331 km (0.113 R)
• M13: 12,086,910 km (0.089 R)
• M14: 12,861,527 km (0.109 R)
• M15: 15,834,785 km (0.05 R)
• M16: 16,371,243 km (0.12 R)
• M17: 17,238,611 km (0.094 R)
• M18: 18,554,624 km (0.106 R)
• M19: 27,996,194 km (0.077 R)
• M20: 32,553,245 km (0.119 R)
• M21: 32,799,483 km (0.079 R)
• M22: 33,171,084 km (0.027 R)
• M23: 34,813,968 km (0.075 R)
• M24: 36,245,769 km (0.085 R)
• M25: 40,491,805 km (0.087 R)
• M26: 43,848,333 km (0.083 R)
• M27: 44,601,708 km (0.116 R)
• M28: 54,327,963 km (0.109 R)
• M29: 55,196,977 km (0.098 R)
• M30: 59,866,225 km (0.081 R)
• M31: 60,793,283 km (0.103 R)
• M32: 64,791,885 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 68.4

Radius: 4.6

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 11.35 AU - 15.19 AU

Year: 17745 Days

Day: 15.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,209,024 km

• M1: 57,296 km (0.045 R)
• M2: 474,076 km (0.064 R)
• M3: 662,719 km (0.111 R)
• M4: 892,501 km (0.088 R)
• M5: 1,404,874 km (0.108 R)
• M6: 1,665,473 km (0.05 R)
• M7: 3,183,143 km (0.064 R)
• M8: 4,373,344 km (0.067 R)
• M9: 5,011,678 km (0.027 R)
• M10: 7,262,378 km (0.054 R)
• M11: 7,849,251 km (0.108 R)
• M12: 8,039,090 km (0.086 R)
• M13: 8,348,908 km (0.117 R)
• M14: 11,217,447 km (0.059 R)
• M15: 12,354,091 km (0.073 R)
• M16: 15,497,741 km (0.098 R)
• M17: 15,977,651 km (0.109 R)
• M18: 19,342,107 km (0.103 R)
• M19: 20,039,084 km (0.057 R)
• M20: 24,901,014 km (0.109 R)
• M21: 32,205,430 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52

Radius: 7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 14.47 AU - 16.05 AU

Year: 21883 Days

Day: 21.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,209,024 km

• M1: 121,174 km (0.08 R)
• M2: 502,200 km (0.088 R)
• M3: 1,045,689 km (0.103 R)
• M4: 5,550,081 km (0.053 R)
• M5: 7,094,978 km (0.12 R)
• M6: 8,659,772 km (0.055 R)
• M7: 11,992,663 km (0.114 R)
• M8: 14,889,027 km (0.053 R)
• M9: 23,260,973 km (0.08 R)
• M10: 26,744,210 km (0.072 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 17,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit