🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.63 AU - 0.77 AU

Year: 207 Days

Day: 31 Hours

Environment

Temp: 215 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.78 AU - 0.84 AU

Year: 257 Days

Day: 23.2 Hours

Environment

Temp: 170 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.61 AU - 1.01 AU

Year: 257 Days

Day: 13.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.75 AU - 0.99 AU

Year: 287 Days

Day: 34.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,782,469 km

• M1: 34,856 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.95 AU - 1.01 AU

Year: 343 Days

Day: 22.5 Hours

Environment

Temp: 147 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,782,469 km

• M1: 286,031 km (0.118 R)
• M2: 648,058 km (0.102 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.2

Radius: 12.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.36 AU - 9.24 AU

Year: 7692 Days

Day: 14.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,782,469 km

• M1: 157,975 km (0.09 R)
• M2: 615,296 km (0.095 R)
• M3: 1,165,367 km (0.049 R)
• M4: 2,039,318 km (0.028 R)
• M5: 3,273,800 km (0.116 R)
• M6: 5,454,787 km (0.03 R)
• M7: 6,865,944 km (0.062 R)
• M8: 7,656,868 km (0.114 R)
• M9: 8,253,315 km (0.06 R)
• M10: 9,381,432 km (0.093 R)
• M11: 10,272,138 km (0.105 R)
• M12: 13,838,102 km (0.119 R)
• M13: 15,208,718 km (0.06 R)
• M14: 15,983,336 km (0.11 R)
• M15: 19,928,381 km (0.118 R)
• M16: 20,454,966 km (0.091 R)
• M17: 22,090,818 km (0.099 R)
• M18: 23,665,336 km (0.026 R)
• M19: 25,084,421 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.5

Radius: 10

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.55 AU - 8.77 AU

Year: 8231 Days

Day: 6.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,782,469 km

• M1: 124,465 km (0.083 R)
• M2: 827,725 km (0.07 R)
• M3: 1,175,690 km (0.088 R)
• M4: 1,887,476 km (0.102 R)
• M5: 3,877,876 km (0.078 R)
• M6: 4,957,075 km (0.105 R)
• M7: 5,897,148 km (0.081 R)
• M8: 7,558,881 km (0.109 R)
• M9: 7,982,991 km (0.107 R)
• M10: 8,878,783 km (0.081 R)
• M11: 10,389,423 km (0.073 R)
• M12: 10,869,781 km (0.101 R)
• M13: 13,497,767 km (0.045 R)
• M14: 14,931,363 km (0.088 R)
• M15: 15,884,452 km (0.053 R)
• M16: 17,117,437 km (0.119 R)
• M17: 18,603,243 km (0.103 R)
• M18: 19,181,888 km (0.09 R)
• M19: 20,375,529 km (0.106 R)
• M20: 21,688,251 km (0.083 R)
• M21: 22,618,450 km (0.044 R)
• M22: 23,130,224 km (0.12 R)
• M23: 25,021,291 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478

Radius: 3.1

Gravity: 49.74 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 11.3 AU - 17.98 AU

Year: 19779 Days

Day: 16.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 85.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,782,469 km

• M1: 41,887 km (0.065 R)
• M2: 143,016 km (0.071 R)
• M3: 667,506 km (0.115 R)
• M4: 964,158 km (0.041 R)
• M5: 3,429,980 km (0.119 R)
• M6: 3,597,530 km (0.096 R)
• M7: 4,010,121 km (0.095 R)
• M8: 5,034,417 km (0.114 R)
• M9: 6,726,967 km (0.07 R)
• M10: 7,442,943 km (0.115 R)
• M11: 9,130,556 km (0.112 R)
• M12: 9,452,641 km (0.115 R)
• M13: 9,616,600 km (0.044 R)
• M14: 10,233,691 km (0.053 R)
• M15: 10,464,521 km (0.048 R)
• M16: 10,639,849 km (0.114 R)
• M17: 11,238,690 km (0.04 R)
• M18: 11,361,061 km (0.044 R)
• M19: 11,859,670 km (0.042 R)
• M20: 12,503,091 km (0.109 R)
• M21: 13,580,644 km (0.065 R)
• M22: 13,789,333 km (0.053 R)
• M23: 15,160,996 km (0.088 R)
• M24: 16,939,864 km (0.093 R)
• M25: 17,589,867 km (0.081 R)
• M26: 18,425,521 km (0.107 R)
• M27: 20,085,459 km (0.085 R)
• M28: 21,277,006 km (0.117 R)
• M29: 25,447,346 km (0.083 R)
• M30: 25,870,857 km (0.069 R)
• M31: 38,045,282 km (0.089 R)
• M32: 46,133,291 km (0.028 R)
• M33: 47,079,347 km (0.102 R)
• M34: 48,847,146 km (0.105 R)
• M35: 49,336,929 km (0.092 R)
• M36: 49,829,854 km (0.091 R)
• M37: 57,261,128 km (0.07 R)
• M38: 58,720,605 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.1

Radius: 5.7

Gravity: 14.72 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 16.44 AU - 16.68 AU

Year: 23795 Days

Day: 21.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 75,782,469 km

• M1: 73,602 km (0.079 R)
• M2: 565,929 km (0.061 R)
• M3: 772,075 km (0.038 R)
• M4: 1,386,323 km (0.113 R)
• M5: 2,575,178 km (0.096 R)
• M6: 3,752,513 km (0.098 R)
• M7: 4,561,987 km (0.115 R)
• M8: 5,063,290 km (0.053 R)
• M9: 5,600,495 km (0.034 R)
• M10: 5,965,365 km (0.076 R)
• M11: 6,174,802 km (0.096 R)
• M12: 6,389,325 km (0.074 R)
• M13: 7,931,530 km (0.119 R)
• M14: 8,602,027 km (0.093 R)
• M15: 9,478,222 km (0.058 R)
• M16: 11,729,819 km (0.116 R)
• M17: 14,092,119 km (0.094 R)
• M18: 14,843,101 km (0.078 R)
• M19: 15,228,465 km (0.101 R)
• M20: 17,003,743 km (0.109 R)
• M21: 18,733,244 km (0.096 R)
• M22: 19,732,707 km (0.095 R)
• M23: 20,198,705 km (0.092 R)
• M24: 23,772,149 km (0.114 R)
• M25: 24,299,631 km (0.061 R)
• M26: 24,512,808 km (0.083 R)
• M27: 25,377,932 km (0.118 R)
• M28: 25,928,752 km (0.091 R)
• M29: 28,447,980 km (0.084 R)
• M30: 30,379,438 km (0.044 R)
• M31: 31,251,294 km (0.113 R)
• M32: 32,267,962 km (0.092 R)
• M33: 32,914,374 km (0.089 R)
• M34: 37,541,586 km (0.085 R)
• M35: 37,969,585 km (0.053 R)
• M36: 38,835,158 km (0.084 R)
• M37: 40,755,846 km (0.074 R)
• M38: 43,990,750 km (0.087 R)
• M39: 47,061,246 km (0.099 R)
• M40: 53,805,866 km (0.115 R)
• M41: 53,986,730 km (0.077 R)
• M42: 55,448,750 km (0.087 R)
• M43: 75,329,110 km (0.114 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 14,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit