🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.63 AU - 0.87 AU

Year: 278 Days

Day: 30.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.05 AU - 2.99 AU

Year: 1710 Days

Day: 15.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792

Radius: 13

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.28 AU - 4.54 AU

Year: 3305 Days

Day: 12.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,358,656 km

• M1: 161,715 km (0.114 R)
• M2: 647,759 km (0.093 R)
• M3: 1,431,502 km (0.095 R)
• M4: 2,295,280 km (0.088 R)
• M5: 2,803,464 km (0.072 R)
• M6: 3,330,497 km (0.065 R)
• M7: 4,822,437 km (0.08 R)
• M8: 5,399,286 km (0.102 R)
• M9: 6,394,411 km (0.095 R)
• M10: 10,814,280 km (0.113 R)
• M11: 11,238,091 km (0.09 R)
• M12: 12,346,462 km (0.076 R)
• M13: 14,523,410 km (0.06 R)
• M14: 16,385,156 km (0.07 R)
• M15: 16,832,154 km (0.1 R)
• M16: 18,401,286 km (0.096 R)
• M17: 19,438,149 km (0.068 R)
• M18: 20,772,263 km (0.095 R)
• M19: 23,835,279 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.8

Radius: 9.6

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.54 AU - 7.56 AU

Year: 8002 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,358,656 km

• M1: 119,379 km (0.104 R)
• M2: 520,152 km (0.112 R)
• M3: 917,633 km (0.078 R)
• M4: 1,331,122 km (0.089 R)
• M5: 1,678,488 km (0.037 R)
• M6: 2,541,817 km (0.076 R)
• M7: 3,486,079 km (0.041 R)
• M8: 3,873,388 km (0.084 R)
• M9: 4,620,330 km (0.102 R)
• M10: 5,556,065 km (0.043 R)
• M11: 7,480,791 km (0.11 R)
• M12: 9,578,901 km (0.066 R)
• M13: 10,099,053 km (0.095 R)
• M14: 11,988,175 km (0.086 R)
• M15: 13,216,972 km (0.11 R)
• M16: 15,923,197 km (0.044 R)
• M17: 17,545,137 km (0.052 R)
• M18: 18,613,266 km (0.063 R)
• M19: 19,200,288 km (0.03 R)
• M20: 20,257,347 km (0.089 R)
• M21: 25,949,247 km (0.114 R)
• M22: 26,774,429 km (0.095 R)
• M23: 33,155,376 km (0.069 R)
• M24: 34,785,095 km (0.074 R)
• M25: 38,439,322 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.5

Radius: 12.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.19 AU - 9.87 AU

Year: 10650 Days

Day: 6 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,358,656 km

• M1: 159,172 km (0.104 R)
• M2: 577,149 km (0.102 R)
• M3: 1,037,012 km (0.082 R)
• M4: 1,777,372 km (0.069 R)
• M5: 3,216,953 km (0.096 R)
• M6: 5,176,685 km (0.114 R)
• M7: 7,407,189 km (0.06 R)
• M8: 11,446,032 km (0.097 R)
• M9: 16,302,578 km (0.093 R)
• M10: 22,787,496 km (0.03 R)
• M11: 36,946,186 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.2

Radius: 4.6

Gravity: 37.25 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.54 AU - 15.36 AU

Year: 21087 Days

Day: 22.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,358,656 km

• M1: 57,146 km (0.084 R)
• M2: 669,151 km (0.103 R)
• M3: 1,524,701 km (0.062 R)
• M4: 2,353,324 km (0.102 R)
• M5: 3,132,579 km (0.103 R)
• M6: 3,535,746 km (0.085 R)
• M7: 4,103,918 km (0.119 R)
• M8: 6,172,259 km (0.088 R)
• M9: 8,903,018 km (0.057 R)
• M10: 9,299,901 km (0.066 R)
• M11: 10,128,823 km (0.11 R)
• M12: 13,345,028 km (0.11 R)
• M13: 16,837,091 km (0.071 R)
• M14: 19,444,282 km (0.119 R)
• M15: 20,208,129 km (0.089 R)
• M16: 20,695,669 km (0.074 R)
• M17: 20,991,872 km (0.117 R)
• M18: 22,102,337 km (0.109 R)
• M19: 23,039,568 km (0.104 R)
• M20: 23,251,399 km (0.07 R)
• M21: 36,146,735 km (0.081 R)
• M22: 39,984,070 km (0.069 R)
• M23: 41,061,773 km (0.088 R)
• M24: 43,759,172 km (0.074 R)
• M25: 47,081,143 km (0.109 R)
• M26: 47,422,375 km (0.081 R)
• M27: 50,567,371 km (0.11 R)
• M28: 51,104,727 km (0.091 R)
• M29: 54,973,178 km (0.104 R)
• M30: 60,027,342 km (0.052 R)
• M31: 64,119,443 km (0.062 R)
• M32: 64,959,584 km (0.089 R)
• M33: 67,092,102 km (0.073 R)
• M34: 68,393,753 km (0.062 R)
• M35: 69,712,009 km (0.114 R)
• M36: 76,794,272 km (0.12 R)
• M37: 81,609,079 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.8

Radius: 6.8

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 13.83 AU - 15.45 AU

Year: 23946 Days

Day: 15.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,358,656 km

• M1: 88,712 km (0.092 R)
• M2: 372,349 km (0.047 R)
• M3: 763,697 km (0.098 R)
• M4: 1,056,011 km (0.111 R)
• M5: 4,415,531 km (0.038 R)
• M6: 5,989,600 km (0.033 R)
• M7: 7,474,209 km (0.076 R)
• M8: 8,763,892 km (0.051 R)
• M9: 10,487,708 km (0.08 R)
• M10: 11,904,400 km (0.081 R)
• M11: 12,692,183 km (0.08 R)
• M12: 13,305,384 km (0.069 R)
• M13: 13,584,235 km (0.093 R)
• M14: 15,112,526 km (0.045 R)
• M15: 18,766,754 km (0.082 R)
• M16: 20,380,017 km (0.035 R)
• M17: 23,472,654 km (0.077 R)
• M18: 25,556,552 km (0.103 R)
• M19: 27,760,877 km (0.089 R)
• M20: 35,661,589 km (0.091 R)
• M21: 38,126,962 km (0.025 R)
• M22: 40,266,361 km (0.084 R)
• M23: 44,938,901 km (0.092 R)
• M24: 52,519,025 km (0.051 R)
• M25: 53,918,813 km (0.094 R)
• M26: 59,013,667 km (0.081 R)
• M27: 59,766,743 km (0.099 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 20,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit