🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.55 AU - 0.61 AU

Year: 164 Days

Day: 31.7 Hours

Environment

Temp: 207 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.15 AU - 1.33 AU

Year: 512 Days

Day: 36 Hours

Environment

Temp: 1 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.56 AU - 2.22 AU

Year: 964 Days

Day: 13.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.95 AU - 3.35 AU

Year: 2073 Days

Day: 21.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.2 AU - 4.04 AU

Year: 2554 Days

Day: 42 Hours

Environment

Temp: -119 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.8

Radius: 14.8

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.39 AU - 5.19 AU

Year: 3888 Days

Day: 11.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,616,495 km

• M1: 184,903 km (0.106 R)
• M2: 851,062 km (0.118 R)
• M3: 1,494,184 km (0.045 R)
• M4: 2,143,438 km (0.119 R)
• M5: 2,754,546 km (0.119 R)
• M6: 4,594,599 km (0.105 R)
• M7: 5,672,901 km (0.117 R)
• M8: 6,149,220 km (0.116 R)
• M9: 6,973,206 km (0.08 R)
• M10: 7,489,767 km (0.096 R)
• M11: 8,064,522 km (0.06 R)
• M12: 8,982,155 km (0.084 R)
• M13: 9,668,810 km (0.093 R)
• M14: 11,941,351 km (0.1 R)
• M15: 13,782,751 km (0.079 R)
• M16: 15,910,631 km (0.063 R)
• M17: 17,189,543 km (0.084 R)
• M18: 19,176,053 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.3

Radius: 12.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.82 AU - 9.52 AU

Year: 10298 Days

Day: 7.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,616,495 km

• M1: 160,369 km (0.109 R)
• M2: 562,338 km (0.12 R)
• M3: 1,080,545 km (0.051 R)
• M4: 1,652,458 km (0.06 R)
• M5: 2,754,097 km (0.117 R)
• M6: 4,483,299 km (0.082 R)
• M7: 5,136,293 km (0.11 R)
• M8: 5,723,016 km (0.093 R)
• M9: 6,423,134 km (0.116 R)
• M10: 8,698,967 km (0.073 R)
• M11: 9,580,098 km (0.084 R)
• M12: 10,136,901 km (0.086 R)
• M13: 15,336,475 km (0.026 R)
• M14: 18,469,652 km (0.117 R)
• M15: 20,986,636 km (0.078 R)
• M16: 22,327,333 km (0.1 R)
• M17: 24,401,507 km (0.09 R)
• M18: 30,789,037 km (0.091 R)
• M19: 31,900,848 km (0.039 R)
• M20: 35,506,905 km (0.109 R)
• M21: 36,170,222 km (0.118 R)
• M22: 37,180,905 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.6

Radius: 13.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.83 AU - 11.13 AU

Year: 10825 Days

Day: 6.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,616,495 km

• M1: 168,447 km (0.059 R)
• M2: 589,266 km (0.094 R)
• M3: 1,177,036 km (0.081 R)
• M4: 1,684,023 km (0.113 R)
• M5: 2,372,622 km (0.071 R)
• M6: 3,007,366 km (0.088 R)
• M7: 4,080,132 km (0.087 R)
• M8: 7,161,699 km (0.117 R)
• M9: 9,380,235 km (0.073 R)
• M10: 10,721,679 km (0.095 R)
• M11: 12,462,699 km (0.067 R)
• M12: 14,324,445 km (0.079 R)
• M13: 15,005,265 km (0.117 R)
• M14: 15,707,627 km (0.069 R)
• M15: 17,594,804 km (0.114 R)
• M16: 18,811,783 km (0.092 R)
• M17: 22,140,335 km (0.081 R)
• M18: 27,793,489 km (0.109 R)
• M19: 28,561,674 km (0.078 R)
• M20: 32,723,188 km (0.025 R)
• M21: 33,687,945 km (0.065 R)
• M22: 34,341,538 km (0.096 R)
• M23: 40,244,221 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.2

Radius: 10.7

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.21 AU - 11.81 AU

Year: 12636 Days

Day: 12.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 73,616,495 km

• M1: 133,142 km (0.095 R)
• M2: 495,917 km (0.103 R)
• M3: 1,619,247 km (0.067 R)
• M4: 2,046,200 km (0.091 R)
• M5: 2,385,338 km (0.048 R)
• M6: 3,179,254 km (0.109 R)
• M7: 3,558,634 km (0.069 R)
• M8: 4,318,292 km (0.095 R)
• M9: 4,817,500 km (0.102 R)
• M10: 5,285,742 km (0.119 R)
• M11: 7,425,889 km (0.104 R)
• M12: 9,156,586 km (0.104 R)
• M13: 10,801,565 km (0.093 R)
• M14: 12,635,186 km (0.101 R)
• M15: 16,016,247 km (0.106 R)
• M16: 17,061,488 km (0.098 R)
• M17: 18,876,559 km (0.05 R)
• M18: 19,370,531 km (0.08 R)
• M19: 19,788,657 km (0.08 R)
• M20: 23,733,104 km (0.081 R)
• M21: 26,294,668 km (0.115 R)
• M22: 28,386,645 km (0.026 R)
• M23: 33,017,896 km (0.108 R)
• M24: 33,495,113 km (0.106 R)
• M25: 33,976,818 km (0.077 R)
• M26: 37,738,606 km (0.093 R)
• M27: 39,854,369 km (0.113 R)
• M28: 40,531,299 km (0.071 R)
• M29: 41,078,528 km (0.058 R)
• M30: 48,034,231 km (0.104 R)
• M31: 48,646,984 km (0.033 R)
• M32: 50,516,658 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.3

Radius: 6.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 17.93 AU - 19.23 AU

Year: 29701 Days

Day: 17.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 171.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,616,495 km

• M1: 85,869 km (0.084 R)
• M2: 471,981 km (0.098 R)
• M3: 736,770 km (0.038 R)
• M4: 1,804,749 km (0.115 R)
• M5: 2,150,469 km (0.111 R)
• M6: 2,799,874 km (0.111 R)
• M7: 3,130,335 km (0.104 R)
• M8: 5,571,473 km (0.033 R)
• M9: 5,971,797 km (0.117 R)
• M10: 9,386,818 km (0.113 R)
• M11: 14,655,355 km (0.12 R)
• M12: 15,109,834 km (0.059 R)
• M13: 15,418,005 km (0.087 R)
• M14: 21,224,647 km (0.112 R)
• M15: 22,200,324 km (0.114 R)
• M16: 24,769,368 km (0.062 R)
• M17: 24,983,144 km (0.077 R)
• M18: 26,513,829 km (0.116 R)
• M19: 26,737,478 km (0.089 R)
• M20: 30,735,032 km (0.116 R)
• M21: 55,313,663 km (0.109 R)
• M22: 57,342,958 km (0.069 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 18,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit