🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.4 AU - 0.62 AU

Year: 128 Days

Day: 41.5 Hours

Environment

Temp: 207 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,283,186 km

• M1: 118,930 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.26 AU - 1.74 AU

Year: 646 Days

Day: 18.7 Hours

Environment

Temp: -6 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,283,186 km

• M1: 301,889 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.81 AU - 2.09 AU

Year: 957 Days

Day: 19.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.62 AU - 2.5 AU

Year: 1039 Days

Day: 31.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530

Radius: 11

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.97 AU - 7.93 AU

Year: 5757 Days

Day: 12.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,283,186 km

• M1: 137,032 km (0.085 R)
• M2: 496,067 km (0.107 R)
• M3: 915,090 km (0.062 R)
• M4: 1,598,902 km (0.037 R)
• M5: 2,530,448 km (0.055 R)
• M6: 3,747,427 km (0.09 R)
• M7: 4,779,203 km (0.102 R)
• M8: 7,120,260 km (0.113 R)
• M9: 7,899,366 km (0.084 R)
• M10: 8,462,602 km (0.092 R)
• M11: 9,753,781 km (0.103 R)
• M12: 10,182,977 km (0.083 R)
• M13: 11,079,517 km (0.098 R)
• M14: 12,273,159 km (0.073 R)
• M15: 15,084,252 km (0.093 R)
• M16: 15,893,128 km (0.064 R)
• M17: 16,548,666 km (0.12 R)
• M18: 17,222,156 km (0.051 R)
• M19: 18,298,961 km (0.057 R)
• M20: 18,755,235 km (0.063 R)
• M21: 25,559,395 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.6

Radius: 13.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.06 AU - 8.32 AU

Year: 6776 Days

Day: 9.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,283,186 km

• M1: 164,558 km (0.118 R)
• M2: 627,264 km (0.117 R)
• M3: 1,113,607 km (0.119 R)
• M4: 1,801,906 km (0.097 R)
• M5: 3,940,707 km (0.12 R)
• M6: 4,658,328 km (0.065 R)
• M7: 5,992,891 km (0.102 R)
• M8: 7,530,757 km (0.045 R)
• M9: 10,593,474 km (0.086 R)
• M10: 12,190,132 km (0.11 R)
• M11: 14,405,228 km (0.063 R)
• M12: 14,938,544 km (0.062 R)
• M13: 17,073,007 km (0.108 R)
• M14: 18,767,202 km (0.106 R)
• M15: 25,798,003 km (0.114 R)
• M16: 28,763,332 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.1

Radius: 8.9

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.74 AU - 8.24 AU

Year: 7204 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,283,186 km

• M1: 110,702 km (0.101 R)
• M2: 413,638 km (0.097 R)
• M3: 781,798 km (0.099 R)
• M4: 1,068,578 km (0.106 R)
• M5: 1,603,240 km (0.089 R)
• M6: 2,190,562 km (0.099 R)
• M7: 2,894,868 km (0.096 R)
• M8: 4,211,479 km (0.086 R)
• M9: 4,802,840 km (0.114 R)
• M10: 6,051,683 km (0.104 R)
• M11: 6,523,963 km (0.095 R)
• M12: 11,688,530 km (0.073 R)
• M13: 12,582,827 km (0.094 R)
• M14: 13,185,257 km (0.089 R)
• M15: 13,864,282 km (0.064 R)
• M16: 14,507,104 km (0.114 R)
• M17: 17,546,633 km (0.058 R)
• M18: 19,000,874 km (0.08 R)
• M19: 20,309,856 km (0.118 R)
• M20: 20,834,795 km (0.037 R)
• M21: 22,305,342 km (0.086 R)
• M22: 28,601,168 km (0.116 R)
• M23: 31,399,995 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.2

Radius: 14.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.55 AU - 11.39 AU

Year: 10242 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,283,186 km

• M1: 190,588 km (0.078 R)
• M2: 1,367,624 km (0.057 R)
• M3: 2,081,654 km (0.093 R)
• M4: 2,740,035 km (0.111 R)
• M5: 3,793,353 km (0.087 R)
• M6: 4,562,436 km (0.111 R)
• M7: 5,748,149 km (0.114 R)
• M8: 7,702,944 km (0.044 R)
• M9: 8,640,025 km (0.082 R)
• M10: 9,697,682 km (0.112 R)
• M11: 10,305,797 km (0.118 R)
• M12: 12,017,496 km (0.116 R)
• M13: 12,664,657 km (0.11 R)
• M14: 13,335,154 km (0.116 R)
• M15: 14,445,170 km (0.114 R)
• M16: 16,192,174 km (0.118 R)
• M17: 17,867,670 km (0.086 R)
• M18: 19,143,890 km (0.058 R)
• M19: 19,730,164 km (0.042 R)
• M20: 20,555,944 km (0.09 R)
• M21: 24,346,605 km (0.092 R)
• M22: 26,632,311 km (0.09 R)
• M23: 27,734,248 km (0.037 R)
• M24: 30,721,419 km (0.076 R)
• M25: 39,175,643 km (0.033 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733

Radius: 10.4

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.04 AU - 11.6 AU

Year: 11652 Days

Day: 14.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,283,186 km

• M1: 130,300 km (0.095 R)
• M2: 506,688 km (0.089 R)
• M3: 1,092,214 km (0.086 R)
• M4: 3,807,715 km (0.09 R)
• M5: 4,316,198 km (0.032 R)
• M6: 5,933,650 km (0.059 R)
• M7: 6,738,038 km (0.12 R)
• M8: 8,376,284 km (0.098 R)
• M9: 13,288,330 km (0.094 R)
• M10: 15,140,352 km (0.062 R)
• M11: 19,760,084 km (0.104 R)
• M12: 23,809,997 km (0.103 R)
• M13: 27,034,878 km (0.12 R)
• M14: 35,060,206 km (0.037 R)
• M15: 36,411,374 km (0.115 R)
• M16: 36,785,817 km (0.095 R)
• M17: 40,007,108 km (0.087 R)
• M18: 41,076,434 km (0.11 R)
• M19: 44,115,066 km (0.11 R)
• M20: 45,112,584 km (0.109 R)
• M21: 49,405,744 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176

Radius: 6.7

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 15.07 AU - 19.97 AU

Year: 25774 Days

Day: 25 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,283,186 km

• M1: 83,326 km (0.097 R)
• M2: 369,357 km (0.107 R)
• M3: 4,505,439 km (0.064 R)
• M4: 5,056,109 km (0.082 R)
• M5: 8,647,355 km (0.068 R)
• M6: 35,459,782 km (0.116 R)
• M7: 40,543,566 km (0.108 R)
• M8: 41,090,945 km (0.033 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 13,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit